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Finding the Fourth Proportional to 503,901.12, 695,383.46 and 277,546.62

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Solution

The fourth proportional to 503,901.12, 695,383.46 and 277,546.62 is: 383,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,901.12 : 695,383.46 = 277,546.62 : x
  2. Step 2: Convert to fraction form
    503,901.12/695,383.46 = 277,546.62/x
  3. Step 3: Cross multiply
    503,901.12x = 695,383.46 × 277,546.62
  4. Step 4: Simplify right side
    503,901.12x = 193,001,328,926.91
  5. Step 5: Solve for x
    x = 193,001,328,926.91/503,901.12
  6. Step 6: Final answer
    x = 383,014.29

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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.