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Finding the Fourth Proportional to 1,357.52, 2,037.56 and 588.88

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Solution

The fourth proportional to 1,357.52, 2,037.56 and 588.88 is: 883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.52 : 2,037.56 = 588.88 : x
  2. Step 2: Convert to fraction form
    1,357.52/2,037.56 = 588.88/x
  3. Step 3: Cross multiply
    1,357.52x = 2,037.56 × 588.88
  4. Step 4: Simplify right side
    1,357.52x = 1,199,878.33
  5. Step 5: Solve for x
    x = 1,199,878.33/1,357.52
  6. Step 6: Final answer
    x = 883.88

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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.