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Finding the Fourth Proportional to 1,167.01, 1,750.48 and 345.30

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Solution

The fourth proportional to 1,167.01, 1,750.48 and 345.30 is: 517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.01 : 1,750.48 = 345.30 : x
  2. Step 2: Convert to fraction form
    1,167.01/1,750.48 = 345.30/x
  3. Step 3: Cross multiply
    1,167.01x = 1,750.48 × 345.30
  4. Step 4: Simplify right side
    1,167.01x = 604,433.32
  5. Step 5: Solve for x
    x = 604,433.32/1,167.01
  6. Step 6: Final answer
    x = 517.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.