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Finding the Fourth Proportional to 1,757.94, 2,637.17 and 587.58

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Solution

The fourth proportional to 1,757.94, 2,637.17 and 587.58 is: 881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.94 : 2,637.17 = 587.58 : x
  2. Step 2: Convert to fraction form
    1,757.94/2,637.17 = 587.58/x
  3. Step 3: Cross multiply
    1,757.94x = 2,637.17 × 587.58
  4. Step 4: Simplify right side
    1,757.94x = 1,549,536.63
  5. Step 5: Solve for x
    x = 1,549,536.63/1,757.94
  6. Step 6: Final answer
    x = 881.45

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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.