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Finding the Fourth Proportional to 3,588.64, 4,951.12 and 2,330.64

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Solution

The fourth proportional to 3,588.64, 4,951.12 and 2,330.64 is: 3,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.64 : 4,951.12 = 2,330.64 : x
  2. Step 2: Convert to fraction form
    3,588.64/4,951.12 = 2,330.64/x
  3. Step 3: Cross multiply
    3,588.64x = 4,951.12 × 2,330.64
  4. Step 4: Simplify right side
    3,588.64x = 11,539,278.32
  5. Step 5: Solve for x
    x = 11,539,278.32/3,588.64
  6. Step 6: Final answer
    x = 3,215.50

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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.