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Finding the Fourth Proportional to 8,886.12, 12,255 and 6,058.08

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Solution

The fourth proportional to 8,886.12, 12,255 and 6,058.08 is: 8,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.12 : 12,255 = 6,058.08 : x
  2. Step 2: Convert to fraction form
    8,886.12/12,255 = 6,058.08/x
  3. Step 3: Cross multiply
    8,886.12x = 12,255 × 6,058.08
  4. Step 4: Simplify right side
    8,886.12x = 74,241,770.40
  5. Step 5: Solve for x
    x = 74,241,770.40/8,886.12
  6. Step 6: Final answer
    x = 8,354.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.