Home / 495,524.07-683,871.08-277,769.61

Finding the Fourth Proportional to 495,524.07, 683,871.08 and 277,769.61

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Solution

The fourth proportional to 495,524.07, 683,871.08 and 277,769.61 is: 383,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,524.07 : 683,871.08 = 277,769.61 : x
  2. Step 2: Convert to fraction form
    495,524.07/683,871.08 = 277,769.61/x
  3. Step 3: Cross multiply
    495,524.07x = 683,871.08 × 277,769.61
  4. Step 4: Simplify right side
    495,524.07x = 189,958,601,793.03
  5. Step 5: Solve for x
    x = 189,958,601,793.03/495,524.07
  6. Step 6: Final answer
    x = 383,348.89

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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.