Home / 728,994.60-1,092,617.10-373,825.80

Finding the Fourth Proportional to 728,994.60, 1,092,617.10 and 373,825.80

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Solution

The fourth proportional to 728,994.60, 1,092,617.10 and 373,825.80 is: 560,290.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,994.60 : 1,092,617.10 = 373,825.80 : x
  2. Step 2: Convert to fraction form
    728,994.60/1,092,617.10 = 373,825.80/x
  3. Step 3: Cross multiply
    728,994.60x = 1,092,617.10 × 373,825.80
  4. Step 4: Simplify right side
    728,994.60x = 408,448,461,501.18
  5. Step 5: Solve for x
    x = 408,448,461,501.18/728,994.60
  6. Step 6: Final answer
    x = 560,290.11

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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.