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Finding the Fourth Proportional to 362,948.80, 544,034.40 and 163,235.20

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Solution

The fourth proportional to 362,948.80, 544,034.40 and 163,235.20 is: 244,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,948.80 : 544,034.40 = 163,235.20 : x
  2. Step 2: Convert to fraction form
    362,948.80/544,034.40 = 163,235.20/x
  3. Step 3: Cross multiply
    362,948.80x = 544,034.40 × 163,235.20
  4. Step 4: Simplify right side
    362,948.80x = 88,805,564,090.88
  5. Step 5: Solve for x
    x = 88,805,564,090.88/362,948.80
  6. Step 6: Final answer
    x = 244,677.94

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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.