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Finding the Fourth Proportional to 2,955,163.02, 4,432,995.99 and 932,865.90

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Solution

The fourth proportional to 2,955,163.02, 4,432,995.99 and 932,865.90 is: 1,399,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,163.02 : 4,432,995.99 = 932,865.90 : x
  2. Step 2: Convert to fraction form
    2,955,163.02/4,432,995.99 = 932,865.90/x
  3. Step 3: Cross multiply
    2,955,163.02x = 4,432,995.99 × 932,865.90
  4. Step 4: Simplify right side
    2,955,163.02x = 4,135,390,793,907.74
  5. Step 5: Solve for x
    x = 4,135,390,793,907.74/2,955,163.02
  6. Step 6: Final answer
    x = 1,399,378.23

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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.