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Finding the Fourth Proportional to 6,377.58, 9,565.29 and 1,759.50

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Solution

The fourth proportional to 6,377.58, 9,565.29 and 1,759.50 is: 2,638.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.58 : 9,565.29 = 1,759.50 : x
  2. Step 2: Convert to fraction form
    6,377.58/9,565.29 = 1,759.50/x
  3. Step 3: Cross multiply
    6,377.58x = 9,565.29 × 1,759.50
  4. Step 4: Simplify right side
    6,377.58x = 16,830,127.76
  5. Step 5: Solve for x
    x = 16,830,127.76/6,377.58
  6. Step 6: Final answer
    x = 2,638.95

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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.