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Finding the Third Proportional to 1,877,418 and 4,037,870.25

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Solution

The third proportional to 1,877,418 and 4,037,870.25 is: 8,684,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,418 : 4,037,870.25 = 4,037,870.25 : x
  2. Step 2: Convert to fraction form
    1,877,418/4,037,870.25 = 4,037,870.25/x
  3. Step 3: Cross multiply
    1,877,418x = 4,037,870.25 × 4,037,870.25
  4. Step 4: Simplify right side
    1,877,418x = 16,304,396,155,835.06
  5. Step 5: Solve for x
    x = 16,304,396,155,835.06/1,877,418
  6. Step 6: Final answer
    x = 8,684,478.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.