Home / 277,285.47-382,560.87-226,209.90

Finding the Fourth Proportional to 277,285.47, 382,560.87 and 226,209.90

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Solution

The fourth proportional to 277,285.47, 382,560.87 and 226,209.90 is: 312,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,285.47 : 382,560.87 = 226,209.90 : x
  2. Step 2: Convert to fraction form
    277,285.47/382,560.87 = 226,209.90/x
  3. Step 3: Cross multiply
    277,285.47x = 382,560.87 × 226,209.90
  4. Step 4: Simplify right side
    277,285.47x = 86,539,056,146.61
  5. Step 5: Solve for x
    x = 86,539,056,146.61/277,285.47
  6. Step 6: Final answer
    x = 312,093.73

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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.