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Finding the Fourth Proportional to 2,869,762.93, 4,304,892.25 and 739,829.05

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Solution

The fourth proportional to 2,869,762.93, 4,304,892.25 and 739,829.05 is: 1,109,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,762.93 : 4,304,892.25 = 739,829.05 : x
  2. Step 2: Convert to fraction form
    2,869,762.93/4,304,892.25 = 739,829.05/x
  3. Step 3: Cross multiply
    2,869,762.93x = 4,304,892.25 × 739,829.05
  4. Step 4: Simplify right side
    2,869,762.93x = 3,184,884,343,669.86
  5. Step 5: Solve for x
    x = 3,184,884,343,669.86/2,869,762.93
  6. Step 6: Final answer
    x = 1,109,807.47

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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.