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Finding the Fourth Proportional to 362,614.40, 544,036.80 and 162,857.60

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Solution

The fourth proportional to 362,614.40, 544,036.80 and 162,857.60 is: 244,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,614.40 : 544,036.80 = 162,857.60 : x
  2. Step 2: Convert to fraction form
    362,614.40/544,036.80 = 162,857.60/x
  3. Step 3: Cross multiply
    362,614.40x = 544,036.80 × 162,857.60
  4. Step 4: Simplify right side
    362,614.40x = 88,600,527,559.68
  5. Step 5: Solve for x
    x = 88,600,527,559.68/362,614.40
  6. Step 6: Final answer
    x = 244,338.14

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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.