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Finding the Fourth Proportional to 588.66, 876.86 and 560.58

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Solution

The fourth proportional to 588.66, 876.86 and 560.58 is: 835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.66 : 876.86 = 560.58 : x
  2. Step 2: Convert to fraction form
    588.66/876.86 = 560.58/x
  3. Step 3: Cross multiply
    588.66x = 876.86 × 560.58
  4. Step 4: Simplify right side
    588.66x = 491,547.38
  5. Step 5: Solve for x
    x = 491,547.38/588.66
  6. Step 6: Final answer
    x = 835.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.