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Finding the Fourth Proportional to 968,563, 1,336,255.98 and 605,849.08

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Solution

The fourth proportional to 968,563, 1,336,255.98 and 605,849.08 is: 835,845.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,563 : 1,336,255.98 = 605,849.08 : x
  2. Step 2: Convert to fraction form
    968,563/1,336,255.98 = 605,849.08/x
  3. Step 3: Cross multiply
    968,563x = 1,336,255.98 × 605,849.08
  4. Step 4: Simplify right side
    968,563x = 809,569,456,127.50
  5. Step 5: Solve for x
    x = 809,569,456,127.50/968,563
  6. Step 6: Final answer
    x = 835,845.95

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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.