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Finding the Fourth Proportional to 360,275.25, 540,393.39 and 182,777.66

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Solution

The fourth proportional to 360,275.25, 540,393.39 and 182,777.66 is: 274,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,275.25 : 540,393.39 = 182,777.66 : x
  2. Step 2: Convert to fraction form
    360,275.25/540,393.39 = 182,777.66/x
  3. Step 3: Cross multiply
    360,275.25x = 540,393.39 × 182,777.66
  4. Step 4: Simplify right side
    360,275.25x = 98,771,836,601.70
  5. Step 5: Solve for x
    x = 98,771,836,601.70/360,275.25
  6. Step 6: Final answer
    x = 274,156.60

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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.