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Finding the Fourth Proportional to 503,936.76, 695,432.76 and 277,582.26

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Solution

The fourth proportional to 503,936.76, 695,432.76 and 277,582.26 is: 383,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,936.76 : 695,432.76 = 277,582.26 : x
  2. Step 2: Convert to fraction form
    503,936.76/695,432.76 = 277,582.26/x
  3. Step 3: Cross multiply
    503,936.76x = 695,432.76 × 277,582.26
  4. Step 4: Simplify right side
    503,936.76x = 193,039,797,198.84
  5. Step 5: Solve for x
    x = 193,039,797,198.84/503,936.76
  6. Step 6: Final answer
    x = 383,063.54

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Double scale
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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.