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Finding the Fourth Proportional to 303,526.79, 418,867.60 and 167,560.93

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Solution

The fourth proportional to 303,526.79, 418,867.60 and 167,560.93 is: 231,234.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,526.79 : 418,867.60 = 167,560.93 : x
  2. Step 2: Convert to fraction form
    303,526.79/418,867.60 = 167,560.93/x
  3. Step 3: Cross multiply
    303,526.79x = 418,867.60 × 167,560.93
  4. Step 4: Simplify right side
    303,526.79x = 70,185,843,372.40
  5. Step 5: Solve for x
    x = 70,185,843,372.40/303,526.79
  6. Step 6: Final answer
    x = 231,234.42

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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.