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Finding the Fourth Proportional to 347,951.70, 521,927.55 and 181,718.10

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Solution

The fourth proportional to 347,951.70, 521,927.55 and 181,718.10 is: 272,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,951.70 : 521,927.55 = 181,718.10 : x
  2. Step 2: Convert to fraction form
    347,951.70/521,927.55 = 181,718.10/x
  3. Step 3: Cross multiply
    347,951.70x = 521,927.55 × 181,718.10
  4. Step 4: Simplify right side
    347,951.70x = 94,843,682,723.66
  5. Step 5: Solve for x
    x = 94,843,682,723.66/347,951.70
  6. Step 6: Final answer
    x = 272,577.15

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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.