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Finding the Fourth Proportional to 277,981.59, 383,614.74 and 150,657.15

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Solution

The fourth proportional to 277,981.59, 383,614.74 and 150,657.15 is: 207,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,981.59 : 383,614.74 = 150,657.15 : x
  2. Step 2: Convert to fraction form
    277,981.59/383,614.74 = 150,657.15/x
  3. Step 3: Cross multiply
    277,981.59x = 383,614.74 × 150,657.15
  4. Step 4: Simplify right side
    277,981.59x = 57,794,303,426.39
  5. Step 5: Solve for x
    x = 57,794,303,426.39/277,981.59
  6. Step 6: Final answer
    x = 207,906.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.