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Finding the Fourth Proportional to 477,062.17, 658,349.90 and 262,207.24

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Solution

The fourth proportional to 477,062.17, 658,349.90 and 262,207.24 is: 361,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,062.17 : 658,349.90 = 262,207.24 : x
  2. Step 2: Convert to fraction form
    477,062.17/658,349.90 = 262,207.24/x
  3. Step 3: Cross multiply
    477,062.17x = 658,349.90 × 262,207.24
  4. Step 4: Simplify right side
    477,062.17x = 172,624,110,233.28
  5. Step 5: Solve for x
    x = 172,624,110,233.28/477,062.17
  6. Step 6: Final answer
    x = 361,848.25

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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.