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Finding the Fourth Proportional to 303,550.51, 418,881.50 and 167,581.08

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Solution

The fourth proportional to 303,550.51, 418,881.50 and 167,581.08 is: 231,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,550.51 : 418,881.50 = 167,581.08 : x
  2. Step 2: Convert to fraction form
    303,550.51/418,881.50 = 167,581.08/x
  3. Step 3: Cross multiply
    303,550.51x = 418,881.50 × 167,581.08
  4. Step 4: Simplify right side
    303,550.51x = 70,196,614,162.02
  5. Step 5: Solve for x
    x = 70,196,614,162.02/303,550.51
  6. Step 6: Final answer
    x = 231,251.84

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1.5x scale

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.