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Finding the Fourth Proportional to 1,748.68, 2,621.40 and 593.62

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Solution

The fourth proportional to 1,748.68, 2,621.40 and 593.62 is: 889.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.68 : 2,621.40 = 593.62 : x
  2. Step 2: Convert to fraction form
    1,748.68/2,621.40 = 593.62/x
  3. Step 3: Cross multiply
    1,748.68x = 2,621.40 × 593.62
  4. Step 4: Simplify right side
    1,748.68x = 1,556,115.47
  5. Step 5: Solve for x
    x = 1,556,115.47/1,748.68
  6. Step 6: Final answer
    x = 889.88

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1.5x scale

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.