Home / 503,936.28-695,432.10-277,581.78

Finding the Fourth Proportional to 503,936.28, 695,432.10 and 277,581.78

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Solution

The fourth proportional to 503,936.28, 695,432.10 and 277,581.78 is: 383,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,936.28 : 695,432.10 = 277,581.78 : x
  2. Step 2: Convert to fraction form
    503,936.28/695,432.10 = 277,581.78/x
  3. Step 3: Cross multiply
    503,936.28x = 695,432.10 × 277,581.78
  4. Step 4: Simplify right side
    503,936.28x = 193,039,280,187.14
  5. Step 5: Solve for x
    x = 193,039,280,187.14/503,936.28
  6. Step 6: Final answer
    x = 383,062.87

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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.