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Finding the Fourth Proportional to 1,173.30, 1,758.87 and 595.50

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Solution

The fourth proportional to 1,173.30, 1,758.87 and 595.50 is: 892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.30 : 1,758.87 = 595.50 : x
  2. Step 2: Convert to fraction form
    1,173.30/1,758.87 = 595.50/x
  3. Step 3: Cross multiply
    1,173.30x = 1,758.87 × 595.50
  4. Step 4: Simplify right side
    1,173.30x = 1,047,407.09
  5. Step 5: Solve for x
    x = 1,047,407.09/1,173.30
  6. Step 6: Final answer
    x = 892.70

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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.