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Finding the Fourth Proportional to 425,502.45, 587,196.95 and 234,516.33

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Solution

The fourth proportional to 425,502.45, 587,196.95 and 234,516.33 is: 323,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,502.45 : 587,196.95 = 234,516.33 : x
  2. Step 2: Convert to fraction form
    425,502.45/587,196.95 = 234,516.33/x
  3. Step 3: Cross multiply
    425,502.45x = 587,196.95 × 234,516.33
  4. Step 4: Simplify right side
    425,502.45x = 137,707,272,528.61
  5. Step 5: Solve for x
    x = 137,707,272,528.61/425,502.45
  6. Step 6: Final answer
    x = 323,634.50

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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.