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Finding the Fourth Proportional to 537,548.97, 806,440.11 and 163,562.25

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Solution

The fourth proportional to 537,548.97, 806,440.11 and 163,562.25 is: 245,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,548.97 : 806,440.11 = 163,562.25 : x
  2. Step 2: Convert to fraction form
    537,548.97/806,440.11 = 163,562.25/x
  3. Step 3: Cross multiply
    537,548.97x = 806,440.11 × 163,562.25
  4. Step 4: Simplify right side
    537,548.97x = 131,903,158,881.85
  5. Step 5: Solve for x
    x = 131,903,158,881.85/537,548.97
  6. Step 6: Final answer
    x = 245,378.87

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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.