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Finding the Fourth Proportional to 592,456.80, 886,093.20 and 529,730.40

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Solution

The fourth proportional to 592,456.80, 886,093.20 and 529,730.40 is: 792,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,456.80 : 886,093.20 = 529,730.40 : x
  2. Step 2: Convert to fraction form
    592,456.80/886,093.20 = 529,730.40/x
  3. Step 3: Cross multiply
    592,456.80x = 886,093.20 × 529,730.40
  4. Step 4: Simplify right side
    592,456.80x = 469,390,505,273.28
  5. Step 5: Solve for x
    x = 469,390,505,273.28/592,456.80
  6. Step 6: Final answer
    x = 792,278.03

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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.