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Finding the Fourth Proportional to 183,519.60, 275,279.40 and 127,532.40

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Solution

The fourth proportional to 183,519.60, 275,279.40 and 127,532.40 is: 191,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,519.60 : 275,279.40 = 127,532.40 : x
  2. Step 2: Convert to fraction form
    183,519.60/275,279.40 = 127,532.40/x
  3. Step 3: Cross multiply
    183,519.60x = 275,279.40 × 127,532.40
  4. Step 4: Simplify right side
    183,519.60x = 35,107,042,552.56
  5. Step 5: Solve for x
    x = 35,107,042,552.56/183,519.60
  6. Step 6: Final answer
    x = 191,298.60

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1.5x scale

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.