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Finding the Fourth Proportional to 582,527.57, 873,499.12 and 339,447.38

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Solution

The fourth proportional to 582,527.57, 873,499.12 and 339,447.38 is: 509,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,527.57 : 873,499.12 = 339,447.38 : x
  2. Step 2: Convert to fraction form
    582,527.57/873,499.12 = 339,447.38/x
  3. Step 3: Cross multiply
    582,527.57x = 873,499.12 × 339,447.38
  4. Step 4: Simplify right side
    582,527.57x = 296,506,982,500.19
  5. Step 5: Solve for x
    x = 296,506,982,500.19/582,527.57
  6. Step 6: Final answer
    x = 509,000.78

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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.