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Finding the Fourth Proportional to 303,567.32, 418,923.50 and 167,601.53

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Solution

The fourth proportional to 303,567.32, 418,923.50 and 167,601.53 is: 231,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,567.32 : 418,923.50 = 167,601.53 : x
  2. Step 2: Convert to fraction form
    303,567.32/418,923.50 = 167,601.53/x
  3. Step 3: Cross multiply
    303,567.32x = 418,923.50 × 167,601.53
  4. Step 4: Simplify right side
    303,567.32x = 70,212,219,762.26
  5. Step 5: Solve for x
    x = 70,212,219,762.26/303,567.32
  6. Step 6: Final answer
    x = 231,290.44

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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.