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Finding the Fourth Proportional to 185,677.74, 278,502.84 and 59,312.88

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Solution

The fourth proportional to 185,677.74, 278,502.84 and 59,312.88 is: 88,964.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,677.74 : 278,502.84 = 59,312.88 : x
  2. Step 2: Convert to fraction form
    185,677.74/278,502.84 = 59,312.88/x
  3. Step 3: Cross multiply
    185,677.74x = 278,502.84 × 59,312.88
  4. Step 4: Simplify right side
    185,677.74x = 16,518,805,528.58
  5. Step 5: Solve for x
    x = 16,518,805,528.58/185,677.74
  6. Step 6: Final answer
    x = 88,964.92

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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.