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Finding the Fourth Proportional to 363,266.20, 544,704.90 and 152,666.20

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Solution

The fourth proportional to 363,266.20, 544,704.90 and 152,666.20 is: 228,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,266.20 : 544,704.90 = 152,666.20 : x
  2. Step 2: Convert to fraction form
    363,266.20/544,704.90 = 152,666.20/x
  3. Step 3: Cross multiply
    363,266.20x = 544,704.90 × 152,666.20
  4. Step 4: Simplify right side
    363,266.20x = 83,158,027,204.38
  5. Step 5: Solve for x
    x = 83,158,027,204.38/363,266.20
  6. Step 6: Final answer
    x = 228,917.60

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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.