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Finding the Fourth Proportional to 367,453.54, 550,663.40 and 292,239.87

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Solution

The fourth proportional to 367,453.54, 550,663.40 and 292,239.87 is: 437,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,453.54 : 550,663.40 = 292,239.87 : x
  2. Step 2: Convert to fraction form
    367,453.54/550,663.40 = 292,239.87/x
  3. Step 3: Cross multiply
    367,453.54x = 550,663.40 × 292,239.87
  4. Step 4: Simplify right side
    367,453.54x = 160,925,800,549.00
  5. Step 5: Solve for x
    x = 160,925,800,549.00/367,453.54
  6. Step 6: Final answer
    x = 437,948.71

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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.