Home / 578,217.17-797,175.18-474,471.36

Finding the Fourth Proportional to 578,217.17, 797,175.18 and 474,471.36

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Solution

The fourth proportional to 578,217.17, 797,175.18 and 474,471.36 is: 654,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,217.17 : 797,175.18 = 474,471.36 : x
  2. Step 2: Convert to fraction form
    578,217.17/797,175.18 = 474,471.36/x
  3. Step 3: Cross multiply
    578,217.17x = 797,175.18 × 474,471.36
  4. Step 4: Simplify right side
    578,217.17x = 378,236,791,812.85
  5. Step 5: Solve for x
    x = 378,236,791,812.85/578,217.17
  6. Step 6: Final answer
    x = 654,143.13

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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.