Home / 738,331.65-1,018,918.85-416,024.01

Finding the Fourth Proportional to 738,331.65, 1,018,918.85 and 416,024.01

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Solution

The fourth proportional to 738,331.65, 1,018,918.85 and 416,024.01 is: 574,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,331.65 : 1,018,918.85 = 416,024.01 : x
  2. Step 2: Convert to fraction form
    738,331.65/1,018,918.85 = 416,024.01/x
  3. Step 3: Cross multiply
    738,331.65x = 1,018,918.85 × 416,024.01
  4. Step 4: Simplify right side
    738,331.65x = 423,894,703,761.47
  5. Step 5: Solve for x
    x = 423,894,703,761.47/738,331.65
  6. Step 6: Final answer
    x = 574,125.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.