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Finding the Fourth Proportional to 503,693.67, 755,359.06 and 166,672.11

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Solution

The fourth proportional to 503,693.67, 755,359.06 and 166,672.11 is: 249,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,693.67 : 755,359.06 = 166,672.11 : x
  2. Step 2: Convert to fraction form
    503,693.67/755,359.06 = 166,672.11/x
  3. Step 3: Cross multiply
    503,693.67x = 755,359.06 × 166,672.11
  4. Step 4: Simplify right side
    503,693.67x = 125,897,288,337.82
  5. Step 5: Solve for x
    x = 125,897,288,337.82/503,693.67
  6. Step 6: Final answer
    x = 249,948.12

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1.5x scale

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.