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Finding the Fourth Proportional to 1,750.22, 2,624.42 and 517.47

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Solution

The fourth proportional to 1,750.22, 2,624.42 and 517.47 is: 775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.22 : 2,624.42 = 517.47 : x
  2. Step 2: Convert to fraction form
    1,750.22/2,624.42 = 517.47/x
  3. Step 3: Cross multiply
    1,750.22x = 2,624.42 × 517.47
  4. Step 4: Simplify right side
    1,750.22x = 1,358,045.50
  5. Step 5: Solve for x
    x = 1,358,045.50/1,750.22
  6. Step 6: Final answer
    x = 775.93

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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.