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Finding the Fourth Proportional to 246,639.92, 369,818.58 and 75,817.16

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Solution

The fourth proportional to 246,639.92, 369,818.58 and 75,817.16 is: 113,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,639.92 : 369,818.58 = 75,817.16 : x
  2. Step 2: Convert to fraction form
    246,639.92/369,818.58 = 75,817.16/x
  3. Step 3: Cross multiply
    246,639.92x = 369,818.58 × 75,817.16
  4. Step 4: Simplify right side
    246,639.92x = 28,038,594,450.83
  5. Step 5: Solve for x
    x = 28,038,594,450.83/246,639.92
  6. Step 6: Final answer
    x = 113,682.30

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1.5x scale

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.