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Finding the Fourth Proportional to 503,694.66, 695,103.24 and 277,348.26

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Solution

The fourth proportional to 503,694.66, 695,103.24 and 277,348.26 is: 382,743.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,694.66 : 695,103.24 = 277,348.26 : x
  2. Step 2: Convert to fraction form
    503,694.66/695,103.24 = 277,348.26/x
  3. Step 3: Cross multiply
    503,694.66x = 695,103.24 × 277,348.26
  4. Step 4: Simplify right side
    503,694.66x = 192,785,674,134.36
  5. Step 5: Solve for x
    x = 192,785,674,134.36/503,694.66
  6. Step 6: Final answer
    x = 382,743.14

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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.