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Finding the Fourth Proportional to 582,594.08, 873,000.90 and 392,351

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Solution

The fourth proportional to 582,594.08, 873,000.90 and 392,351 is: 587,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,594.08 : 873,000.90 = 392,351 : x
  2. Step 2: Convert to fraction form
    582,594.08/873,000.90 = 392,351/x
  3. Step 3: Cross multiply
    582,594.08x = 873,000.90 × 392,351
  4. Step 4: Simplify right side
    582,594.08x = 342,522,776,115.90
  5. Step 5: Solve for x
    x = 342,522,776,115.90/582,594.08
  6. Step 6: Final answer
    x = 587,926.98

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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.