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Finding the Fourth Proportional to 303,536.69, 418,869.61 and 167,567.70

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Solution

The fourth proportional to 303,536.69, 418,869.61 and 167,567.70 is: 231,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,536.69 : 418,869.61 = 167,567.70 : x
  2. Step 2: Convert to fraction form
    303,536.69/418,869.61 = 167,567.70/x
  3. Step 3: Cross multiply
    303,536.69x = 418,869.61 × 167,567.70
  4. Step 4: Simplify right side
    303,536.69x = 70,189,017,147.60
  5. Step 5: Solve for x
    x = 70,189,017,147.60/303,536.69
  6. Step 6: Final answer
    x = 231,237.34

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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.