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Finding the Fourth Proportional to 807,593.90, 1,208,766.45 and 807,593.90

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Solution

The fourth proportional to 807,593.90, 1,208,766.45 and 807,593.90 is: 1,208,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,593.90 : 1,208,766.45 = 807,593.90 : x
  2. Step 2: Convert to fraction form
    807,593.90/1,208,766.45 = 807,593.90/x
  3. Step 3: Cross multiply
    807,593.90x = 1,208,766.45 × 807,593.90
  4. Step 4: Simplify right side
    807,593.90x = 976,192,411,544.66
  5. Step 5: Solve for x
    x = 976,192,411,544.66/807,593.90
  6. Step 6: Final answer
    x = 1,208,766.45

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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.