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Finding the Fourth Proportional to 5,885.32, 8,827.98 and 2,420.14

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Solution

The fourth proportional to 5,885.32, 8,827.98 and 2,420.14 is: 3,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.32 : 8,827.98 = 2,420.14 : x
  2. Step 2: Convert to fraction form
    5,885.32/8,827.98 = 2,420.14/x
  3. Step 3: Cross multiply
    5,885.32x = 8,827.98 × 2,420.14
  4. Step 4: Simplify right side
    5,885.32x = 21,364,947.52
  5. Step 5: Solve for x
    x = 21,364,947.52/5,885.32
  6. Step 6: Final answer
    x = 3,630.21

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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.