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Finding the Fourth Proportional to 1,741.76, 2,612.56 and 587.50

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Solution

The fourth proportional to 1,741.76, 2,612.56 and 587.50 is: 881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.76 : 2,612.56 = 587.50 : x
  2. Step 2: Convert to fraction form
    1,741.76/2,612.56 = 587.50/x
  3. Step 3: Cross multiply
    1,741.76x = 2,612.56 × 587.50
  4. Step 4: Simplify right side
    1,741.76x = 1,534,879
  5. Step 5: Solve for x
    x = 1,534,879/1,741.76
  6. Step 6: Final answer
    x = 881.22

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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.