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Finding the Fourth Proportional to 175,647.66, 263,472.16 and 42,527.72

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Solution

The fourth proportional to 175,647.66, 263,472.16 and 42,527.72 is: 63,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,647.66 : 263,472.16 = 42,527.72 : x
  2. Step 2: Convert to fraction form
    175,647.66/263,472.16 = 42,527.72/x
  3. Step 3: Cross multiply
    175,647.66x = 263,472.16 × 42,527.72
  4. Step 4: Simplify right side
    175,647.66x = 11,204,870,248.28
  5. Step 5: Solve for x
    x = 11,204,870,248.28/175,647.66
  6. Step 6: Final answer
    x = 63,791.74

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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.