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Finding the Fourth Proportional to 573,544.80, 859,280.40 and 467,791.20

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Solution

The fourth proportional to 573,544.80, 859,280.40 and 467,791.20 is: 700,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,544.80 : 859,280.40 = 467,791.20 : x
  2. Step 2: Convert to fraction form
    573,544.80/859,280.40 = 467,791.20/x
  3. Step 3: Cross multiply
    573,544.80x = 859,280.40 × 467,791.20
  4. Step 4: Simplify right side
    573,544.80x = 401,963,809,452.48
  5. Step 5: Solve for x
    x = 401,963,809,452.48/573,544.80
  6. Step 6: Final answer
    x = 700,841.17

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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.