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Finding the Fourth Proportional to 362,875.56, 544,320.89 and 132,056.64

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Solution

The fourth proportional to 362,875.56, 544,320.89 and 132,056.64 is: 198,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,875.56 : 544,320.89 = 132,056.64 : x
  2. Step 2: Convert to fraction form
    362,875.56/544,320.89 = 132,056.64/x
  3. Step 3: Cross multiply
    362,875.56x = 544,320.89 × 132,056.64
  4. Step 4: Simplify right side
    362,875.56x = 71,881,187,154.93
  5. Step 5: Solve for x
    x = 71,881,187,154.93/362,875.56
  6. Step 6: Final answer
    x = 198,087.71

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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.