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Finding the Fourth Proportional to 277,810.75, 383,301.06 and 174,456.09

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Solution

The fourth proportional to 277,810.75, 383,301.06 and 174,456.09 is: 240,700.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,810.75 : 383,301.06 = 174,456.09 : x
  2. Step 2: Convert to fraction form
    277,810.75/383,301.06 = 174,456.09/x
  3. Step 3: Cross multiply
    277,810.75x = 383,301.06 × 174,456.09
  4. Step 4: Simplify right side
    277,810.75x = 66,869,205,086.58
  5. Step 5: Solve for x
    x = 66,869,205,086.58/277,810.75
  6. Step 6: Final answer
    x = 240,700.57

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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.