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Finding the Fourth Proportional to 429,777.90, 593,097.03 and 268,726.32

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Solution

The fourth proportional to 429,777.90, 593,097.03 and 268,726.32 is: 370,844.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,777.90 : 593,097.03 = 268,726.32 : x
  2. Step 2: Convert to fraction form
    429,777.90/593,097.03 = 268,726.32/x
  3. Step 3: Cross multiply
    429,777.90x = 593,097.03 × 268,726.32
  4. Step 4: Simplify right side
    429,777.90x = 159,380,782,274.83
  5. Step 5: Solve for x
    x = 159,380,782,274.83/429,777.90
  6. Step 6: Final answer
    x = 370,844.53

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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.