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Finding the Fourth Proportional to 1,459.74, 2,188.79 and 593.04

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Solution

The fourth proportional to 1,459.74, 2,188.79 and 593.04 is: 889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.74 : 2,188.79 = 593.04 : x
  2. Step 2: Convert to fraction form
    1,459.74/2,188.79 = 593.04/x
  3. Step 3: Cross multiply
    1,459.74x = 2,188.79 × 593.04
  4. Step 4: Simplify right side
    1,459.74x = 1,298,037.06
  5. Step 5: Solve for x
    x = 1,298,037.06/1,459.74
  6. Step 6: Final answer
    x = 889.22

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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.