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Finding the Fourth Proportional to 968,507.28, 1,336,042.08 and 565,866

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Solution

The fourth proportional to 968,507.28, 1,336,042.08 and 565,866 is: 780,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,507.28 : 1,336,042.08 = 565,866 : x
  2. Step 2: Convert to fraction form
    968,507.28/1,336,042.08 = 565,866/x
  3. Step 3: Cross multiply
    968,507.28x = 1,336,042.08 × 565,866
  4. Step 4: Simplify right side
    968,507.28x = 756,020,787,641.28
  5. Step 5: Solve for x
    x = 756,020,787,641.28/968,507.28
  6. Step 6: Final answer
    x = 780,604.14

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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.