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Finding the Fourth Proportional to 636,233.17, 954,341.35 and 156,465.11

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Solution

The fourth proportional to 636,233.17, 954,341.35 and 156,465.11 is: 234,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,233.17 : 954,341.35 = 156,465.11 : x
  2. Step 2: Convert to fraction form
    636,233.17/954,341.35 = 156,465.11/x
  3. Step 3: Cross multiply
    636,233.17x = 954,341.35 × 156,465.11
  4. Step 4: Simplify right side
    636,233.17x = 149,321,119,142.43
  5. Step 5: Solve for x
    x = 149,321,119,142.43/636,233.17
  6. Step 6: Final answer
    x = 234,695.59

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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.