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Finding the Fourth Proportional to 482,503.64, 723,545.18 and 162,595.88

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Solution

The fourth proportional to 482,503.64, 723,545.18 and 162,595.88 is: 243,822.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,503.64 : 723,545.18 = 162,595.88 : x
  2. Step 2: Convert to fraction form
    482,503.64/723,545.18 = 162,595.88/x
  3. Step 3: Cross multiply
    482,503.64x = 723,545.18 × 162,595.88
  4. Step 4: Simplify right side
    482,503.64x = 117,645,465,261.86
  5. Step 5: Solve for x
    x = 117,645,465,261.86/482,503.64
  6. Step 6: Final answer
    x = 243,822.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.