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Finding the Fourth Proportional to 881,650.96, 1,200,401.44 and 878,851.60

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Solution

The fourth proportional to 881,650.96, 1,200,401.44 and 878,851.60 is: 1,196,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,650.96 : 1,200,401.44 = 878,851.60 : x
  2. Step 2: Convert to fraction form
    881,650.96/1,200,401.44 = 878,851.60/x
  3. Step 3: Cross multiply
    881,650.96x = 1,200,401.44 × 878,851.60
  4. Step 4: Simplify right side
    881,650.96x = 1,054,974,726,186.30
  5. Step 5: Solve for x
    x = 1,054,974,726,186.30/881,650.96
  6. Step 6: Final answer
    x = 1,196,590.00

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.