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Finding the Fourth Proportional to 441,570.10, 662,355.15 and 397,246.90

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Solution

The fourth proportional to 441,570.10, 662,355.15 and 397,246.90 is: 595,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,570.10 : 662,355.15 = 397,246.90 : x
  2. Step 2: Convert to fraction form
    441,570.10/662,355.15 = 397,246.90/x
  3. Step 3: Cross multiply
    441,570.10x = 662,355.15 × 397,246.90
  4. Step 4: Simplify right side
    441,570.10x = 263,118,530,036.54
  5. Step 5: Solve for x
    x = 263,118,530,036.54/441,570.10
  6. Step 6: Final answer
    x = 595,870.35

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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.