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Finding the Fourth Proportional to 880,930.60, 1,236,102.20 and 880,930.60

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Solution

The fourth proportional to 880,930.60, 1,236,102.20 and 880,930.60 is: 1,236,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,930.60 : 1,236,102.20 = 880,930.60 : x
  2. Step 2: Convert to fraction form
    880,930.60/1,236,102.20 = 880,930.60/x
  3. Step 3: Cross multiply
    880,930.60x = 1,236,102.20 × 880,930.60
  4. Step 4: Simplify right side
    880,930.60x = 1,088,920,252,707.32
  5. Step 5: Solve for x
    x = 1,088,920,252,707.32/880,930.60
  6. Step 6: Final answer
    x = 1,236,102.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.