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Finding the Fourth Proportional to 1,877,746.82, 2,591,400.21 and 1,062,022.82

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Solution

The fourth proportional to 1,877,746.82, 2,591,400.21 and 1,062,022.82 is: 1,465,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,746.82 : 2,591,400.21 = 1,062,022.82 : x
  2. Step 2: Convert to fraction form
    1,877,746.82/2,591,400.21 = 1,062,022.82/x
  3. Step 3: Cross multiply
    1,877,746.82x = 2,591,400.21 × 1,062,022.82
  4. Step 4: Simplify right side
    1,877,746.82x = 2,752,126,158,772.79
  5. Step 5: Solve for x
    x = 2,752,126,158,772.79/1,877,746.82
  6. Step 6: Final answer
    x = 1,465,653.48

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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.