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Finding the Fourth Proportional to 124,470.20, 186,446.10 and 124,470.20

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Solution

The fourth proportional to 124,470.20, 186,446.10 and 124,470.20 is: 186,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,470.20 : 186,446.10 = 124,470.20 : x
  2. Step 2: Convert to fraction form
    124,470.20/186,446.10 = 124,470.20/x
  3. Step 3: Cross multiply
    124,470.20x = 186,446.10 × 124,470.20
  4. Step 4: Simplify right side
    124,470.20x = 23,206,983,356.22
  5. Step 5: Solve for x
    x = 23,206,983,356.22/124,470.20
  6. Step 6: Final answer
    x = 186,446.10

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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.