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Finding the Fourth Proportional to 591,955.20, 887,349.60 and 292,190.40

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Solution

The fourth proportional to 591,955.20, 887,349.60 and 292,190.40 is: 437,997.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,955.20 : 887,349.60 = 292,190.40 : x
  2. Step 2: Convert to fraction form
    591,955.20/887,349.60 = 292,190.40/x
  3. Step 3: Cross multiply
    591,955.20x = 887,349.60 × 292,190.40
  4. Step 4: Simplify right side
    591,955.20x = 259,275,034,563.84
  5. Step 5: Solve for x
    x = 259,275,034,563.84/591,955.20
  6. Step 6: Final answer
    x = 437,997.73

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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.