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Finding the Fourth Proportional to 582,823.38, 873,716.40 and 227,756.64

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Solution

The fourth proportional to 582,823.38, 873,716.40 and 227,756.64 is: 341,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,823.38 : 873,716.40 = 227,756.64 : x
  2. Step 2: Convert to fraction form
    582,823.38/873,716.40 = 227,756.64/x
  3. Step 3: Cross multiply
    582,823.38x = 873,716.40 × 227,756.64
  4. Step 4: Simplify right side
    582,823.38x = 198,994,711,576.90
  5. Step 5: Solve for x
    x = 198,994,711,576.90/582,823.38
  6. Step 6: Final answer
    x = 341,432.27

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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.