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Finding the Fourth Proportional to 303,259.05, 418,497.48 and 167,293.31

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Solution

The fourth proportional to 303,259.05, 418,497.48 and 167,293.31 is: 230,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,259.05 : 418,497.48 = 167,293.31 : x
  2. Step 2: Convert to fraction form
    303,259.05/418,497.48 = 167,293.31/x
  3. Step 3: Cross multiply
    303,259.05x = 418,497.48 × 167,293.31
  4. Step 4: Simplify right side
    303,259.05x = 70,011,826,563.37
  5. Step 5: Solve for x
    x = 70,011,826,563.37/303,259.05
  6. Step 6: Final answer
    x = 230,864.76

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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.