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Finding the Fourth Proportional to 474,044.16, 654,190.38 and 259,197.60

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Solution

The fourth proportional to 474,044.16, 654,190.38 and 259,197.60 is: 357,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,044.16 : 654,190.38 = 259,197.60 : x
  2. Step 2: Convert to fraction form
    474,044.16/654,190.38 = 259,197.60/x
  3. Step 3: Cross multiply
    474,044.16x = 654,190.38 × 259,197.60
  4. Step 4: Simplify right side
    474,044.16x = 169,564,576,439.09
  5. Step 5: Solve for x
    x = 169,564,576,439.09/474,044.16
  6. Step 6: Final answer
    x = 357,697.85

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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.