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Finding the Fourth Proportional to 192,066.12, 286,713 and 183,439.08

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Solution

The fourth proportional to 192,066.12, 286,713 and 183,439.08 is: 273,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,066.12 : 286,713 = 183,439.08 : x
  2. Step 2: Convert to fraction form
    192,066.12/286,713 = 183,439.08/x
  3. Step 3: Cross multiply
    192,066.12x = 286,713 × 183,439.08
  4. Step 4: Simplify right side
    192,066.12x = 52,594,368,944.04
  5. Step 5: Solve for x
    x = 52,594,368,944.04/192,066.12
  6. Step 6: Final answer
    x = 273,834.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.