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Finding the Fourth Proportional to 573,781.80, 858,704.40 and 526,542.60

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Solution

The fourth proportional to 573,781.80, 858,704.40 and 526,542.60 is: 788,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,781.80 : 858,704.40 = 526,542.60 : x
  2. Step 2: Convert to fraction form
    573,781.80/858,704.40 = 526,542.60/x
  3. Step 3: Cross multiply
    573,781.80x = 858,704.40 × 526,542.60
  4. Step 4: Simplify right side
    573,781.80x = 452,144,447,407.44
  5. Step 5: Solve for x
    x = 452,144,447,407.44/573,781.80
  6. Step 6: Final answer
    x = 788,007.65

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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.