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Finding the Fourth Proportional to 2,041.98, 3,062.90 and 581.14

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Solution

The fourth proportional to 2,041.98, 3,062.90 and 581.14 is: 871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.98 : 3,062.90 = 581.14 : x
  2. Step 2: Convert to fraction form
    2,041.98/3,062.90 = 581.14/x
  3. Step 3: Cross multiply
    2,041.98x = 3,062.90 × 581.14
  4. Step 4: Simplify right side
    2,041.98x = 1,779,973.71
  5. Step 5: Solve for x
    x = 1,779,973.71/2,041.98
  6. Step 6: Final answer
    x = 871.69

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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.