Home / 283,937.30-391,036.20-277,737.16

Finding the Fourth Proportional to 283,937.30, 391,036.20 and 277,737.16

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Solution

The fourth proportional to 283,937.30, 391,036.20 and 277,737.16 is: 382,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,937.30 : 391,036.20 = 277,737.16 : x
  2. Step 2: Convert to fraction form
    283,937.30/391,036.20 = 277,737.16/x
  3. Step 3: Cross multiply
    283,937.30x = 391,036.20 × 277,737.16
  4. Step 4: Simplify right side
    283,937.30x = 108,605,283,645.19
  5. Step 5: Solve for x
    x = 108,605,283,645.19/283,937.30
  6. Step 6: Final answer
    x = 382,497.42

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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.