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Finding the Fourth Proportional to 598,257.60, 825,613.92 and 343,659.84

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Solution

The fourth proportional to 598,257.60, 825,613.92 and 343,659.84 is: 474,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,257.60 : 825,613.92 = 343,659.84 : x
  2. Step 2: Convert to fraction form
    598,257.60/825,613.92 = 343,659.84/x
  3. Step 3: Cross multiply
    598,257.60x = 825,613.92 × 343,659.84
  4. Step 4: Simplify right side
    598,257.60x = 283,730,347,648.97
  5. Step 5: Solve for x
    x = 283,730,347,648.97/598,257.60
  6. Step 6: Final answer
    x = 474,261.17

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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.