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Finding the Fourth Proportional to 224,168.28, 309,357.98 and 127,368.92

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Solution

The fourth proportional to 224,168.28, 309,357.98 and 127,368.92 is: 175,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,168.28 : 309,357.98 = 127,368.92 : x
  2. Step 2: Convert to fraction form
    224,168.28/309,357.98 = 127,368.92/x
  3. Step 3: Cross multiply
    224,168.28x = 309,357.98 × 127,368.92
  4. Step 4: Simplify right side
    224,168.28x = 39,402,589,622.35
  5. Step 5: Solve for x
    x = 39,402,589,622.35/224,168.28
  6. Step 6: Final answer
    x = 175,772.37

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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.