Home / 1,036,160.45-1,554,240.68-288,206.45

Finding the Fourth Proportional to 1,036,160.45, 1,554,240.68 and 288,206.45

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Solution

The fourth proportional to 1,036,160.45, 1,554,240.68 and 288,206.45 is: 432,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,160.45 : 1,554,240.68 = 288,206.45 : x
  2. Step 2: Convert to fraction form
    1,036,160.45/1,554,240.68 = 288,206.45/x
  3. Step 3: Cross multiply
    1,036,160.45x = 1,554,240.68 × 288,206.45
  4. Step 4: Simplify right side
    1,036,160.45x = 447,942,188,828.39
  5. Step 5: Solve for x
    x = 447,942,188,828.39/1,036,160.45
  6. Step 6: Final answer
    x = 432,309.68

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.