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Finding the Fourth Proportional to 1,337,848.29, 1,847,764.44 and 881,005.86

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Solution

The fourth proportional to 1,337,848.29, 1,847,764.44 and 881,005.86 is: 1,216,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,848.29 : 1,847,764.44 = 881,005.86 : x
  2. Step 2: Convert to fraction form
    1,337,848.29/1,847,764.44 = 881,005.86/x
  3. Step 3: Cross multiply
    1,337,848.29x = 1,847,764.44 × 881,005.86
  4. Step 4: Simplify right side
    1,337,848.29x = 1,627,891,299,539.62
  5. Step 5: Solve for x
    x = 1,627,891,299,539.62/1,337,848.29
  6. Step 6: Final answer
    x = 1,216,798.13

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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.