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Finding the Fourth Proportional to 585,593.80, 878,390.70 and 526,544.80

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Solution

The fourth proportional to 585,593.80, 878,390.70 and 526,544.80 is: 789,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,593.80 : 878,390.70 = 526,544.80 : x
  2. Step 2: Convert to fraction form
    585,593.80/878,390.70 = 526,544.80/x
  3. Step 3: Cross multiply
    585,593.80x = 878,390.70 × 526,544.80
  4. Step 4: Simplify right side
    585,593.80x = 462,512,055,453.36
  5. Step 5: Solve for x
    x = 462,512,055,453.36/585,593.80
  6. Step 6: Final answer
    x = 789,817.20

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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.