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Finding the Fourth Proportional to 5,876.64, 8,807.04 and 3,533.76

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Solution

The fourth proportional to 5,876.64, 8,807.04 and 3,533.76 is: 5,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.64 : 8,807.04 = 3,533.76 : x
  2. Step 2: Convert to fraction form
    5,876.64/8,807.04 = 3,533.76/x
  3. Step 3: Cross multiply
    5,876.64x = 8,807.04 × 3,533.76
  4. Step 4: Simplify right side
    5,876.64x = 31,121,965.67
  5. Step 5: Solve for x
    x = 31,121,965.67/5,876.64
  6. Step 6: Final answer
    x = 5,295.88

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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.