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Finding the Fourth Proportional to 2,597, 3,895.56 and 1,058

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Solution

The fourth proportional to 2,597, 3,895.56 and 1,058 is: 1,587.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597 : 3,895.56 = 1,058 : x
  2. Step 2: Convert to fraction form
    2,597/3,895.56 = 1,058/x
  3. Step 3: Cross multiply
    2,597x = 3,895.56 × 1,058
  4. Step 4: Simplify right side
    2,597x = 4,121,502.48
  5. Step 5: Solve for x
    x = 4,121,502.48/2,597
  6. Step 6: Final answer
    x = 1,587.02

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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.