Home / 1,036,179.20-1,554,268.80-288,225.20

Finding the Fourth Proportional to 1,036,179.20, 1,554,268.80 and 288,225.20

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Solution

The fourth proportional to 1,036,179.20, 1,554,268.80 and 288,225.20 is: 432,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,179.20 : 1,554,268.80 = 288,225.20 : x
  2. Step 2: Convert to fraction form
    1,036,179.20/1,554,268.80 = 288,225.20/x
  3. Step 3: Cross multiply
    1,036,179.20x = 1,554,268.80 × 288,225.20
  4. Step 4: Simplify right side
    1,036,179.20x = 447,979,435,733.76
  5. Step 5: Solve for x
    x = 447,979,435,733.76/1,036,179.20
  6. Step 6: Final answer
    x = 432,337.80

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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.