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Finding the Fourth Proportional to 1,743,895.80, 2,406,285.29 and 969,505.02

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Solution

The fourth proportional to 1,743,895.80, 2,406,285.29 and 969,505.02 is: 1,337,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,895.80 : 2,406,285.29 = 969,505.02 : x
  2. Step 2: Convert to fraction form
    1,743,895.80/2,406,285.29 = 969,505.02/x
  3. Step 3: Cross multiply
    1,743,895.80x = 2,406,285.29 × 969,505.02
  4. Step 4: Simplify right side
    1,743,895.80x = 2,332,905,670,630.92
  5. Step 5: Solve for x
    x = 2,332,905,670,630.92/1,743,895.80
  6. Step 6: Final answer
    x = 1,337,755.20

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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.