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Finding the Fourth Proportional to 1,740.60, 2,613.74 and 1,652.90

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Solution

The fourth proportional to 1,740.60, 2,613.74 and 1,652.90 is: 2,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.60 : 2,613.74 = 1,652.90 : x
  2. Step 2: Convert to fraction form
    1,740.60/2,613.74 = 1,652.90/x
  3. Step 3: Cross multiply
    1,740.60x = 2,613.74 × 1,652.90
  4. Step 4: Simplify right side
    1,740.60x = 4,320,229.51
  5. Step 5: Solve for x
    x = 4,320,229.51/1,740.60
  6. Step 6: Final answer
    x = 2,482.03

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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.