Home / 726,982.31-1,003,253.17-404,714.19

Finding the Fourth Proportional to 726,982.31, 1,003,253.17 and 404,714.19

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Solution

The fourth proportional to 726,982.31, 1,003,253.17 and 404,714.19 is: 558,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,982.31 : 1,003,253.17 = 404,714.19 : x
  2. Step 2: Convert to fraction form
    726,982.31/1,003,253.17 = 404,714.19/x
  3. Step 3: Cross multiply
    726,982.31x = 1,003,253.17 × 404,714.19
  4. Step 4: Simplify right side
    726,982.31x = 406,030,794,061.48
  5. Step 5: Solve for x
    x = 406,030,794,061.48/726,982.31
  6. Step 6: Final answer
    x = 558,515.37

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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.