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Finding the Fourth Proportional to 246,012.90, 369,019.35 and 88,220.85

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Solution

The fourth proportional to 246,012.90, 369,019.35 and 88,220.85 is: 132,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,012.90 : 369,019.35 = 88,220.85 : x
  2. Step 2: Convert to fraction form
    246,012.90/369,019.35 = 88,220.85/x
  3. Step 3: Cross multiply
    246,012.90x = 369,019.35 × 88,220.85
  4. Step 4: Simplify right side
    246,012.90x = 32,555,200,723.45
  5. Step 5: Solve for x
    x = 32,555,200,723.45/246,012.90
  6. Step 6: Final answer
    x = 132,331.28

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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.