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Finding the Fourth Proportional to 9,058.59, 13,569.39 and 7,398.63

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Solution

The fourth proportional to 9,058.59, 13,569.39 and 7,398.63 is: 11,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.59 : 13,569.39 = 7,398.63 : x
  2. Step 2: Convert to fraction form
    9,058.59/13,569.39 = 7,398.63/x
  3. Step 3: Cross multiply
    9,058.59x = 13,569.39 × 7,398.63
  4. Step 4: Simplify right side
    9,058.59x = 100,394,895.94
  5. Step 5: Solve for x
    x = 100,394,895.94/9,058.59
  6. Step 6: Final answer
    x = 11,082.84

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1.5x scale

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.