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Finding the Fourth Proportional to 702,957.60, 969,843.42 and 461,217.60

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Solution

The fourth proportional to 702,957.60, 969,843.42 and 461,217.60 is: 636,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,957.60 : 969,843.42 = 461,217.60 : x
  2. Step 2: Convert to fraction form
    702,957.60/969,843.42 = 461,217.60/x
  3. Step 3: Cross multiply
    702,957.60x = 969,843.42 × 461,217.60
  4. Step 4: Simplify right side
    702,957.60x = 447,308,854,548.19
  5. Step 5: Solve for x
    x = 447,308,854,548.19/702,957.60
  6. Step 6: Final answer
    x = 636,324.09

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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.