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Finding the Fourth Proportional to 582,595.08, 873,002.40 and 392,352

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Solution

The fourth proportional to 582,595.08, 873,002.40 and 392,352 is: 587,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,595.08 : 873,002.40 = 392,352 : x
  2. Step 2: Convert to fraction form
    582,595.08/873,002.40 = 392,352/x
  3. Step 3: Cross multiply
    582,595.08x = 873,002.40 × 392,352
  4. Step 4: Simplify right side
    582,595.08x = 342,524,237,644.80
  5. Step 5: Solve for x
    x = 342,524,237,644.80/582,595.08
  6. Step 6: Final answer
    x = 587,928.48

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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.