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Finding the Fourth Proportional to 503,359.43, 694,636.12 and 277,004.93

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Solution

The fourth proportional to 503,359.43, 694,636.12 and 277,004.93 is: 382,266.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,359.43 : 694,636.12 = 277,004.93 : x
  2. Step 2: Convert to fraction form
    503,359.43/694,636.12 = 277,004.93/x
  3. Step 3: Cross multiply
    503,359.43x = 694,636.12 × 277,004.93
  4. Step 4: Simplify right side
    503,359.43x = 192,417,629,018.32
  5. Step 5: Solve for x
    x = 192,417,629,018.32/503,359.43
  6. Step 6: Final answer
    x = 382,266.86

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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.