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Finding the Fourth Proportional to 1,757.95, 2,637.29 and 587.90

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Solution

The fourth proportional to 1,757.95, 2,637.29 and 587.90 is: 881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.95 : 2,637.29 = 587.90 : x
  2. Step 2: Convert to fraction form
    1,757.95/2,637.29 = 587.90/x
  3. Step 3: Cross multiply
    1,757.95x = 2,637.29 × 587.90
  4. Step 4: Simplify right side
    1,757.95x = 1,550,470.85
  5. Step 5: Solve for x
    x = 1,550,470.85/1,757.95
  6. Step 6: Final answer
    x = 881.98

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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.