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Finding the Fourth Proportional to 1,650,247, 2,277,340.86 and 934,855

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Solution

The fourth proportional to 1,650,247, 2,277,340.86 and 934,855 is: 1,290,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,247 : 2,277,340.86 = 934,855 : x
  2. Step 2: Convert to fraction form
    1,650,247/2,277,340.86 = 934,855/x
  3. Step 3: Cross multiply
    1,650,247x = 2,277,340.86 × 934,855
  4. Step 4: Simplify right side
    1,650,247x = 2,128,983,489,675.30
  5. Step 5: Solve for x
    x = 2,128,983,489,675.30/1,650,247
  6. Step 6: Final answer
    x = 1,290,099.90

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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.