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Finding the Fourth Proportional to 636,232.79, 954,340.79 and 156,464.73

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Solution

The fourth proportional to 636,232.79, 954,340.79 and 156,464.73 is: 234,695.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,232.79 : 954,340.79 = 156,464.73 : x
  2. Step 2: Convert to fraction form
    636,232.79/954,340.79 = 156,464.73/x
  3. Step 3: Cross multiply
    636,232.79x = 954,340.79 × 156,464.73
  4. Step 4: Simplify right side
    636,232.79x = 149,320,673,253.01
  5. Step 5: Solve for x
    x = 149,320,673,253.01/636,232.79
  6. Step 6: Final answer
    x = 234,695.03

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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.