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Finding the Fourth Proportional to 224,600.57, 309,955.57 and 127,818.31

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Solution

The fourth proportional to 224,600.57, 309,955.57 and 127,818.31 is: 176,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,600.57 : 309,955.57 = 127,818.31 : x
  2. Step 2: Convert to fraction form
    224,600.57/309,955.57 = 127,818.31/x
  3. Step 3: Cross multiply
    224,600.57x = 309,955.57 × 127,818.31
  4. Step 4: Simplify right side
    224,600.57x = 39,617,996,005.71
  5. Step 5: Solve for x
    x = 39,617,996,005.71/224,600.57
  6. Step 6: Final answer
    x = 176,393.12

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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.