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Finding the Fourth Proportional to 441,006.58, 608,515.31 and 259,754.60

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Solution

The fourth proportional to 441,006.58, 608,515.31 and 259,754.60 is: 358,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,006.58 : 608,515.31 = 259,754.60 : x
  2. Step 2: Convert to fraction form
    441,006.58/608,515.31 = 259,754.60/x
  3. Step 3: Cross multiply
    441,006.58x = 608,515.31 × 259,754.60
  4. Step 4: Simplify right side
    441,006.58x = 158,064,652,810.91
  5. Step 5: Solve for x
    x = 158,064,652,810.91/441,006.58
  6. Step 6: Final answer
    x = 358,417.90

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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.