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Finding the Fourth Proportional to 263,607.71, 395,411.43 and 63,928.06

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Solution

The fourth proportional to 263,607.71, 395,411.43 and 63,928.06 is: 95,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,607.71 : 395,411.43 = 63,928.06 : x
  2. Step 2: Convert to fraction form
    263,607.71/395,411.43 = 63,928.06/x
  3. Step 3: Cross multiply
    263,607.71x = 395,411.43 × 63,928.06
  4. Step 4: Simplify right side
    263,607.71x = 25,277,885,621.73
  5. Step 5: Solve for x
    x = 25,277,885,621.73/263,607.71
  6. Step 6: Final answer
    x = 95,892.06

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1.5x scale

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.