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Finding the Fourth Proportional to 866,577.80, 1,196,178 and 595,542.89

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Solution

The fourth proportional to 866,577.80, 1,196,178 and 595,542.89 is: 822,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,577.80 : 1,196,178 = 595,542.89 : x
  2. Step 2: Convert to fraction form
    866,577.80/1,196,178 = 595,542.89/x
  3. Step 3: Cross multiply
    866,577.80x = 1,196,178 × 595,542.89
  4. Step 4: Simplify right side
    866,577.80x = 712,375,303,074.42
  5. Step 5: Solve for x
    x = 712,375,303,074.42/866,577.80
  6. Step 6: Final answer
    x = 822,055.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.