Home / 429,631.92-592,900.20-238,663.08

Finding the Fourth Proportional to 429,631.92, 592,900.20 and 238,663.08

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Solution

The fourth proportional to 429,631.92, 592,900.20 and 238,663.08 is: 329,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,631.92 : 592,900.20 = 238,663.08 : x
  2. Step 2: Convert to fraction form
    429,631.92/592,900.20 = 238,663.08/x
  3. Step 3: Cross multiply
    429,631.92x = 592,900.20 × 238,663.08
  4. Step 4: Simplify right side
    429,631.92x = 141,503,387,864.62
  5. Step 5: Solve for x
    x = 141,503,387,864.62/429,631.92
  6. Step 6: Final answer
    x = 329,359.58

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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.