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Finding the Fourth Proportional to 8,599.60, 11,867.68 and 5,062.16

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Solution

The fourth proportional to 8,599.60, 11,867.68 and 5,062.16 is: 6,985.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.60 : 11,867.68 = 5,062.16 : x
  2. Step 2: Convert to fraction form
    8,599.60/11,867.68 = 5,062.16/x
  3. Step 3: Cross multiply
    8,599.60x = 11,867.68 × 5,062.16
  4. Step 4: Simplify right side
    8,599.60x = 60,076,094.99
  5. Step 5: Solve for x
    x = 60,076,094.99/8,599.60
  6. Step 6: Final answer
    x = 6,985.92

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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.