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Finding the Fourth Proportional to 277,373.88, 416,347.98 and 170,834.58

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Solution

The fourth proportional to 277,373.88, 416,347.98 and 170,834.58 is: 256,428.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,373.88 : 416,347.98 = 170,834.58 : x
  2. Step 2: Convert to fraction form
    277,373.88/416,347.98 = 170,834.58/x
  3. Step 3: Cross multiply
    277,373.88x = 416,347.98 × 170,834.58
  4. Step 4: Simplify right side
    277,373.88x = 71,126,632,297.15
  5. Step 5: Solve for x
    x = 71,126,632,297.15/277,373.88
  6. Step 6: Final answer
    x = 256,428.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.