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Finding the Fourth Proportional to 3,232,825.92, 4,849,062.96 and 988,963.92

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Solution

The fourth proportional to 3,232,825.92, 4,849,062.96 and 988,963.92 is: 1,483,392.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232,825.92 : 4,849,062.96 = 988,963.92 : x
  2. Step 2: Convert to fraction form
    3,232,825.92/4,849,062.96 = 988,963.92/x
  3. Step 3: Cross multiply
    3,232,825.92x = 4,849,062.96 × 988,963.92
  4. Step 4: Simplify right side
    3,232,825.92x = 4,795,548,313,248.40
  5. Step 5: Solve for x
    x = 4,795,548,313,248.40/3,232,825.92
  6. Step 6: Final answer
    x = 1,483,392.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.