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Finding the Fourth Proportional to 543,598.60, 750,190.98 and 301,882.25

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Solution

The fourth proportional to 543,598.60, 750,190.98 and 301,882.25 is: 416,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,598.60 : 750,190.98 = 301,882.25 : x
  2. Step 2: Convert to fraction form
    543,598.60/750,190.98 = 301,882.25/x
  3. Step 3: Cross multiply
    543,598.60x = 750,190.98 × 301,882.25
  4. Step 4: Simplify right side
    543,598.60x = 226,469,340,972.11
  5. Step 5: Solve for x
    x = 226,469,340,972.11/543,598.60
  6. Step 6: Final answer
    x = 416,611.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.