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Finding the Fourth Proportional to 592,397.20, 887,575.20 and 276,205.60

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Solution

The fourth proportional to 592,397.20, 887,575.20 and 276,205.60 is: 413,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,397.20 : 887,575.20 = 276,205.60 : x
  2. Step 2: Convert to fraction form
    592,397.20/887,575.20 = 276,205.60/x
  3. Step 3: Cross multiply
    592,397.20x = 887,575.20 × 276,205.60
  4. Step 4: Simplify right side
    592,397.20x = 245,153,240,661.12
  5. Step 5: Solve for x
    x = 245,153,240,661.12/592,397.20
  6. Step 6: Final answer
    x = 413,832.54

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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.