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Finding the Fourth Proportional to 1,060.89, 1,464 and 588.81

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Solution

The fourth proportional to 1,060.89, 1,464 and 588.81 is: 812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.89 : 1,464 = 588.81 : x
  2. Step 2: Convert to fraction form
    1,060.89/1,464 = 588.81/x
  3. Step 3: Cross multiply
    1,060.89x = 1,464 × 588.81
  4. Step 4: Simplify right side
    1,060.89x = 862,017.84
  5. Step 5: Solve for x
    x = 862,017.84/1,060.89
  6. Step 6: Final answer
    x = 812.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.