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Finding the Fourth Proportional to 592,069.58, 817,056.61 and 320,137.41

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Solution

The fourth proportional to 592,069.58, 817,056.61 and 320,137.41 is: 441,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,069.58 : 817,056.61 = 320,137.41 : x
  2. Step 2: Convert to fraction form
    592,069.58/817,056.61 = 320,137.41/x
  3. Step 3: Cross multiply
    592,069.58x = 817,056.61 × 320,137.41
  4. Step 4: Simplify right side
    592,069.58x = 261,570,386,948.78
  5. Step 5: Solve for x
    x = 261,570,386,948.78/592,069.58
  6. Step 6: Final answer
    x = 441,789.94

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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.