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Finding the Fourth Proportional to 364,825.95, 547,240.76 and 164,912.28

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Solution

The fourth proportional to 364,825.95, 547,240.76 and 164,912.28 is: 247,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,825.95 : 547,240.76 = 164,912.28 : x
  2. Step 2: Convert to fraction form
    364,825.95/547,240.76 = 164,912.28/x
  3. Step 3: Cross multiply
    364,825.95x = 547,240.76 × 164,912.28
  4. Step 4: Simplify right side
    364,825.95x = 90,246,720,615.97
  5. Step 5: Solve for x
    x = 90,246,720,615.97/364,825.95
  6. Step 6: Final answer
    x = 247,369.25

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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.