Home / 277,239.17-382,590.45-149,914.76

Finding the Fourth Proportional to 277,239.17, 382,590.45 and 149,914.76

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Solution

The fourth proportional to 277,239.17, 382,590.45 and 149,914.76 is: 206,882.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,239.17 : 382,590.45 = 149,914.76 : x
  2. Step 2: Convert to fraction form
    277,239.17/382,590.45 = 149,914.76/x
  3. Step 3: Cross multiply
    277,239.17x = 382,590.45 × 149,914.76
  4. Step 4: Simplify right side
    277,239.17x = 57,355,955,490.04
  5. Step 5: Solve for x
    x = 57,355,955,490.04/277,239.17
  6. Step 6: Final answer
    x = 206,882.58

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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.