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Finding the Fourth Proportional to 503,959.13, 695,463.59 and 277,604.63

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Solution

The fourth proportional to 503,959.13, 695,463.59 and 277,604.63 is: 383,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,959.13 : 695,463.59 = 277,604.63 : x
  2. Step 2: Convert to fraction form
    503,959.13/695,463.59 = 277,604.63/x
  3. Step 3: Cross multiply
    503,959.13x = 695,463.59 × 277,604.63
  4. Step 4: Simplify right side
    503,959.13x = 193,063,909,797.12
  5. Step 5: Solve for x
    x = 193,063,909,797.12/503,959.13
  6. Step 6: Final answer
    x = 383,094.38

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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.