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Finding the Fourth Proportional to 559,894.60, 839,841.90 and 332,555.95

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Solution

The fourth proportional to 559,894.60, 839,841.90 and 332,555.95 is: 498,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,894.60 : 839,841.90 = 332,555.95 : x
  2. Step 2: Convert to fraction form
    559,894.60/839,841.90 = 332,555.95/x
  3. Step 3: Cross multiply
    559,894.60x = 839,841.90 × 332,555.95
  4. Step 4: Simplify right side
    559,894.60x = 279,294,420,904.31
  5. Step 5: Solve for x
    x = 279,294,420,904.31/559,894.60
  6. Step 6: Final answer
    x = 498,833.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.