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Finding the Fourth Proportional to 6,473,685.57, 8,933,050.04 and 3,572,889.61

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Solution

The fourth proportional to 6,473,685.57, 8,933,050.04 and 3,572,889.61 is: 4,930,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,685.57 : 8,933,050.04 = 3,572,889.61 : x
  2. Step 2: Convert to fraction form
    6,473,685.57/8,933,050.04 = 3,572,889.61/x
  3. Step 3: Cross multiply
    6,473,685.57x = 8,933,050.04 × 3,572,889.61
  4. Step 4: Simplify right side
    6,473,685.57x = 31,916,801,673,526.08
  5. Step 5: Solve for x
    x = 31,916,801,673,526.08/6,473,685.57
  6. Step 6: Final answer
    x = 4,930,236.62

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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.