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Finding the Fourth Proportional to 2,869,757.90, 4,304,884.71 and 739,824.02

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Solution

The fourth proportional to 2,869,757.90, 4,304,884.71 and 739,824.02 is: 1,109,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,757.90 : 4,304,884.71 = 739,824.02 : x
  2. Step 2: Convert to fraction form
    2,869,757.90/4,304,884.71 = 739,824.02/x
  3. Step 3: Cross multiply
    2,869,757.90x = 4,304,884.71 × 739,824.02
  4. Step 4: Simplify right side
    2,869,757.90x = 3,184,857,090,264.31
  5. Step 5: Solve for x
    x = 3,184,857,090,264.31/2,869,757.90
  6. Step 6: Final answer
    x = 1,109,799.92

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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.