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Finding the Fourth Proportional to 1,593.34, 2,389.92 and 497.62

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Solution

The fourth proportional to 1,593.34, 2,389.92 and 497.62 is: 746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.34 : 2,389.92 = 497.62 : x
  2. Step 2: Convert to fraction form
    1,593.34/2,389.92 = 497.62/x
  3. Step 3: Cross multiply
    1,593.34x = 2,389.92 × 497.62
  4. Step 4: Simplify right side
    1,593.34x = 1,189,271.99
  5. Step 5: Solve for x
    x = 1,189,271.99/1,593.34
  6. Step 6: Final answer
    x = 746.40

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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.