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Finding the Fourth Proportional to 437,641.95, 603,928.40 and 246,694.98

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Solution

The fourth proportional to 437,641.95, 603,928.40 and 246,694.98 is: 340,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,641.95 : 603,928.40 = 246,694.98 : x
  2. Step 2: Convert to fraction form
    437,641.95/603,928.40 = 246,694.98/x
  3. Step 3: Cross multiply
    437,641.95x = 603,928.40 × 246,694.98
  4. Step 4: Simplify right side
    437,641.95x = 148,986,103,325.96
  5. Step 5: Solve for x
    x = 148,986,103,325.96/437,641.95
  6. Step 6: Final answer
    x = 340,429.21

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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.