Home / 277,206.69-382,545.12-156,347.73

Finding the Fourth Proportional to 277,206.69, 382,545.12 and 156,347.73

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Solution

The fourth proportional to 277,206.69, 382,545.12 and 156,347.73 is: 215,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,206.69 : 382,545.12 = 156,347.73 : x
  2. Step 2: Convert to fraction form
    277,206.69/382,545.12 = 156,347.73/x
  3. Step 3: Cross multiply
    277,206.69x = 382,545.12 × 156,347.73
  4. Step 4: Simplify right side
    277,206.69x = 59,810,061,134.58
  5. Step 5: Solve for x
    x = 59,810,061,134.58/277,206.69
  6. Step 6: Final answer
    x = 215,759.80

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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.