Home / 1,018,081.21-1,527,126.27-344,166.07

Finding the Fourth Proportional to 1,018,081.21, 1,527,126.27 and 344,166.07

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Solution

The fourth proportional to 1,018,081.21, 1,527,126.27 and 344,166.07 is: 516,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,081.21 : 1,527,126.27 = 344,166.07 : x
  2. Step 2: Convert to fraction form
    1,018,081.21/1,527,126.27 = 344,166.07/x
  3. Step 3: Cross multiply
    1,018,081.21x = 1,527,126.27 × 344,166.07
  4. Step 4: Simplify right side
    1,018,081.21x = 525,585,046,739.66
  5. Step 5: Solve for x
    x = 525,585,046,739.66/1,018,081.21
  6. Step 6: Final answer
    x = 516,250.61

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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.