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Finding the Fourth Proportional to 6,362.92, 8,779.03 and 4,124.89

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Solution

The fourth proportional to 6,362.92, 8,779.03 and 4,124.89 is: 5,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362.92 : 8,779.03 = 4,124.89 : x
  2. Step 2: Convert to fraction form
    6,362.92/8,779.03 = 4,124.89/x
  3. Step 3: Cross multiply
    6,362.92x = 8,779.03 × 4,124.89
  4. Step 4: Simplify right side
    6,362.92x = 36,212,533.06
  5. Step 5: Solve for x
    x = 36,212,533.06/6,362.92
  6. Step 6: Final answer
    x = 5,691.18

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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.