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Finding the Fourth Proportional to 360,060.31, 540,156.08 and 123,426.91

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Solution

The fourth proportional to 360,060.31, 540,156.08 and 123,426.91 is: 185,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,060.31 : 540,156.08 = 123,426.91 : x
  2. Step 2: Convert to fraction form
    360,060.31/540,156.08 = 123,426.91/x
  3. Step 3: Cross multiply
    360,060.31x = 540,156.08 × 123,426.91
  4. Step 4: Simplify right side
    360,060.31x = 66,669,795,872.11
  5. Step 5: Solve for x
    x = 66,669,795,872.11/360,060.31
  6. Step 6: Final answer
    x = 185,162.86

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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.