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Finding the Fourth Proportional to 224,403.66, 336,604.58 and 91,282.80

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Solution

The fourth proportional to 224,403.66, 336,604.58 and 91,282.80 is: 136,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,403.66 : 336,604.58 = 91,282.80 : x
  2. Step 2: Convert to fraction form
    224,403.66/336,604.58 = 91,282.80/x
  3. Step 3: Cross multiply
    224,403.66x = 336,604.58 × 91,282.80
  4. Step 4: Simplify right side
    224,403.66x = 30,726,208,098.81
  5. Step 5: Solve for x
    x = 30,726,208,098.81/224,403.66
  6. Step 6: Final answer
    x = 136,923.83

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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.