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Finding the Fourth Proportional to 224,417.67, 309,714.87 and 127,651.83

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Solution

The fourth proportional to 224,417.67, 309,714.87 and 127,651.83 is: 176,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,417.67 : 309,714.87 = 127,651.83 : x
  2. Step 2: Convert to fraction form
    224,417.67/309,714.87 = 127,651.83/x
  3. Step 3: Cross multiply
    224,417.67x = 309,714.87 × 127,651.83
  4. Step 4: Simplify right side
    224,417.67x = 39,535,669,933.71
  5. Step 5: Solve for x
    x = 39,535,669,933.71/224,417.67
  6. Step 6: Final answer
    x = 176,170.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.