Home / 429,520.16-592,721.60-238,545.86

Finding the Fourth Proportional to 429,520.16, 592,721.60 and 238,545.86

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Solution

The fourth proportional to 429,520.16, 592,721.60 and 238,545.86 is: 329,184.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,520.16 : 592,721.60 = 238,545.86 : x
  2. Step 2: Convert to fraction form
    429,520.16/592,721.60 = 238,545.86/x
  3. Step 3: Cross multiply
    429,520.16x = 592,721.60 × 238,545.86
  4. Step 4: Simplify right side
    429,520.16x = 141,391,279,656.24
  5. Step 5: Solve for x
    x = 141,391,279,656.24/429,520.16
  6. Step 6: Final answer
    x = 329,184.27

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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.