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Finding the Fourth Proportional to 1,058.84, 1,452.09 and 1,014.50

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Solution

The fourth proportional to 1,058.84, 1,452.09 and 1,014.50 is: 1,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.84 : 1,452.09 = 1,014.50 : x
  2. Step 2: Convert to fraction form
    1,058.84/1,452.09 = 1,014.50/x
  3. Step 3: Cross multiply
    1,058.84x = 1,452.09 × 1,014.50
  4. Step 4: Simplify right side
    1,058.84x = 1,473,138.04
  5. Step 5: Solve for x
    x = 1,473,138.04/1,058.84
  6. Step 6: Final answer
    x = 1,391.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.