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Finding the Fourth Proportional to 2,320,842.24, 3,481,432 and 971,648

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Solution

The fourth proportional to 2,320,842.24, 3,481,432 and 971,648 is: 1,457,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,842.24 : 3,481,432 = 971,648 : x
  2. Step 2: Convert to fraction form
    2,320,842.24/3,481,432 = 971,648/x
  3. Step 3: Cross multiply
    2,320,842.24x = 3,481,432 × 971,648
  4. Step 4: Simplify right side
    2,320,842.24x = 3,382,726,439,936
  5. Step 5: Solve for x
    x = 3,382,726,439,936/2,320,842.24
  6. Step 6: Final answer
    x = 1,457,542.60

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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.