Home / 418,532.70-577,549.26-234,761.16

Finding the Fourth Proportional to 418,532.70, 577,549.26 and 234,761.16

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Solution

The fourth proportional to 418,532.70, 577,549.26 and 234,761.16 is: 323,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,532.70 : 577,549.26 = 234,761.16 : x
  2. Step 2: Convert to fraction form
    418,532.70/577,549.26 = 234,761.16/x
  3. Step 3: Cross multiply
    418,532.70x = 577,549.26 × 234,761.16
  4. Step 4: Simplify right side
    418,532.70x = 135,586,134,234.74
  5. Step 5: Solve for x
    x = 135,586,134,234.74/418,532.70
  6. Step 6: Final answer
    x = 323,955.89

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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.