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Finding the Fourth Proportional to 188,229.80, 282,344.70 and 63,570.80

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Solution

The fourth proportional to 188,229.80, 282,344.70 and 63,570.80 is: 95,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,229.80 : 282,344.70 = 63,570.80 : x
  2. Step 2: Convert to fraction form
    188,229.80/282,344.70 = 63,570.80/x
  3. Step 3: Cross multiply
    188,229.80x = 282,344.70 × 63,570.80
  4. Step 4: Simplify right side
    188,229.80x = 17,948,878,454.76
  5. Step 5: Solve for x
    x = 17,948,878,454.76/188,229.80
  6. Step 6: Final answer
    x = 95,356.20

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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.