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Finding the Fourth Proportional to 296,247.66, 444,417.66 and 127,815.45

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Solution

The fourth proportional to 296,247.66, 444,417.66 and 127,815.45 is: 191,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,247.66 : 444,417.66 = 127,815.45 : x
  2. Step 2: Convert to fraction form
    296,247.66/444,417.66 = 127,815.45/x
  3. Step 3: Cross multiply
    296,247.66x = 444,417.66 × 127,815.45
  4. Step 4: Simplify right side
    296,247.66x = 56,803,443,200.85
  5. Step 5: Solve for x
    x = 56,803,443,200.85/296,247.66
  6. Step 6: Final answer
    x = 191,743.09

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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.