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Finding the Fourth Proportional to 636,234.17, 954,342.85 and 156,466.11

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Solution

The fourth proportional to 636,234.17, 954,342.85 and 156,466.11 is: 234,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,234.17 : 954,342.85 = 156,466.11 : x
  2. Step 2: Convert to fraction form
    636,234.17/954,342.85 = 156,466.11/x
  3. Step 3: Cross multiply
    636,234.17x = 954,342.85 × 156,466.11
  4. Step 4: Simplify right side
    636,234.17x = 149,322,313,345.81
  5. Step 5: Solve for x
    x = 149,322,313,345.81/636,234.17
  6. Step 6: Final answer
    x = 234,697.10

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1.5x scale

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.