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Finding the Fourth Proportional to 227,671.38, 314,178.37 and 125,694.76

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Solution

The fourth proportional to 227,671.38, 314,178.37 and 125,694.76 is: 173,454.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,671.38 : 314,178.37 = 125,694.76 : x
  2. Step 2: Convert to fraction form
    227,671.38/314,178.37 = 125,694.76/x
  3. Step 3: Cross multiply
    227,671.38x = 314,178.37 × 125,694.76
  4. Step 4: Simplify right side
    227,671.38x = 39,490,574,814.34
  5. Step 5: Solve for x
    x = 39,490,574,814.34/227,671.38
  6. Step 6: Final answer
    x = 173,454.28

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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.