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Finding the Fourth Proportional to 277,891.60, 416,833.75 and 67,528.93

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Solution

The fourth proportional to 277,891.60, 416,833.75 and 67,528.93 is: 101,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,891.60 : 416,833.75 = 67,528.93 : x
  2. Step 2: Convert to fraction form
    277,891.60/416,833.75 = 67,528.93/x
  3. Step 3: Cross multiply
    277,891.60x = 416,833.75 × 67,528.93
  4. Step 4: Simplify right side
    277,891.60x = 28,148,337,125.39
  5. Step 5: Solve for x
    x = 28,148,337,125.39/277,891.60
  6. Step 6: Final answer
    x = 101,292.51

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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.