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Finding the Fourth Proportional to 429,625.80, 592,750.17 and 248,271.66

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Solution

The fourth proportional to 429,625.80, 592,750.17 and 248,271.66 is: 342,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,625.80 : 592,750.17 = 248,271.66 : x
  2. Step 2: Convert to fraction form
    429,625.80/592,750.17 = 248,271.66/x
  3. Step 3: Cross multiply
    429,625.80x = 592,750.17 × 248,271.66
  4. Step 4: Simplify right side
    429,625.80x = 147,163,068,671.18
  5. Step 5: Solve for x
    x = 147,163,068,671.18/429,625.80
  6. Step 6: Final answer
    x = 342,537.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.