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Finding the Fourth Proportional to 2,771,899, 4,157,848.66 and 670,651

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Solution

The fourth proportional to 2,771,899, 4,157,848.66 and 670,651 is: 1,005,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771,899 : 4,157,848.66 = 670,651 : x
  2. Step 2: Convert to fraction form
    2,771,899/4,157,848.66 = 670,651/x
  3. Step 3: Cross multiply
    2,771,899x = 4,157,848.66 × 670,651
  4. Step 4: Simplify right side
    2,771,899x = 2,788,465,361,677.66
  5. Step 5: Solve for x
    x = 2,788,465,361,677.66/2,771,899
  6. Step 6: Final answer
    x = 1,005,976.54

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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.