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Finding the Fourth Proportional to 233,819.60, 350,721.20 and 65,338.59

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Solution

The fourth proportional to 233,819.60, 350,721.20 and 65,338.59 is: 98,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,819.60 : 350,721.20 = 65,338.59 : x
  2. Step 2: Convert to fraction form
    233,819.60/350,721.20 = 65,338.59/x
  3. Step 3: Cross multiply
    233,819.60x = 350,721.20 × 65,338.59
  4. Step 4: Simplify right side
    233,819.60x = 22,915,628,854.45
  5. Step 5: Solve for x
    x = 22,915,628,854.45/233,819.60
  6. Step 6: Final answer
    x = 98,005.59

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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.