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Finding the Fourth Proportional to 357,840.64, 536,760.61 and 91,600.73

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Solution

The fourth proportional to 357,840.64, 536,760.61 and 91,600.73 is: 137,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,840.64 : 536,760.61 = 91,600.73 : x
  2. Step 2: Convert to fraction form
    357,840.64/536,760.61 = 91,600.73/x
  3. Step 3: Cross multiply
    357,840.64x = 536,760.61 × 91,600.73
  4. Step 4: Simplify right side
    357,840.64x = 49,167,660,798.44
  5. Step 5: Solve for x
    x = 49,167,660,798.44/357,840.64
  6. Step 6: Final answer
    x = 137,401.00

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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.