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Finding the Fourth Proportional to 1,174.62, 1,762.17 and 590.01

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Solution

The fourth proportional to 1,174.62, 1,762.17 and 590.01 is: 885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174.62 : 1,762.17 = 590.01 : x
  2. Step 2: Convert to fraction form
    1,174.62/1,762.17 = 590.01/x
  3. Step 3: Cross multiply
    1,174.62x = 1,762.17 × 590.01
  4. Step 4: Simplify right side
    1,174.62x = 1,039,697.92
  5. Step 5: Solve for x
    x = 1,039,697.92/1,174.62
  6. Step 6: Final answer
    x = 885.14

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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.