Home / 277,931.25-383,545.13-150,606.84

Finding the Fourth Proportional to 277,931.25, 383,545.13 and 150,606.84

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Solution

The fourth proportional to 277,931.25, 383,545.13 and 150,606.84 is: 207,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,931.25 : 383,545.13 = 150,606.84 : x
  2. Step 2: Convert to fraction form
    277,931.25/383,545.13 = 150,606.84/x
  3. Step 3: Cross multiply
    277,931.25x = 383,545.13 × 150,606.84
  4. Step 4: Simplify right side
    277,931.25x = 57,764,520,711.95
  5. Step 5: Solve for x
    x = 57,764,520,711.95/277,931.25
  6. Step 6: Final answer
    x = 207,837.44

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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.