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Finding the Fourth Proportional to 367,029.30, 550,543.95 and 242,370.30

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Solution

The fourth proportional to 367,029.30, 550,543.95 and 242,370.30 is: 363,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,029.30 : 550,543.95 = 242,370.30 : x
  2. Step 2: Convert to fraction form
    367,029.30/550,543.95 = 242,370.30/x
  3. Step 3: Cross multiply
    367,029.30x = 550,543.95 × 242,370.30
  4. Step 4: Simplify right side
    367,029.30x = 133,435,502,324.69
  5. Step 5: Solve for x
    x = 133,435,502,324.69/367,029.30
  6. Step 6: Final answer
    x = 363,555.45

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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.