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Finding the Fourth Proportional to 5,001.92, 6,900.96 and 2,904.32

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Solution

The fourth proportional to 5,001.92, 6,900.96 and 2,904.32 is: 4,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.92 : 6,900.96 = 2,904.32 : x
  2. Step 2: Convert to fraction form
    5,001.92/6,900.96 = 2,904.32/x
  3. Step 3: Cross multiply
    5,001.92x = 6,900.96 × 2,904.32
  4. Step 4: Simplify right side
    5,001.92x = 20,042,596.15
  5. Step 5: Solve for x
    x = 20,042,596.15/5,001.92
  6. Step 6: Final answer
    x = 4,006.98

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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.