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Finding the Fourth Proportional to 303,535.63, 418,880.75 and 167,567.10

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Solution

The fourth proportional to 303,535.63, 418,880.75 and 167,567.10 is: 231,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,535.63 : 418,880.75 = 167,567.10 : x
  2. Step 2: Convert to fraction form
    303,535.63/418,880.75 = 167,567.10/x
  3. Step 3: Cross multiply
    303,535.63x = 418,880.75 × 167,567.10
  4. Step 4: Simplify right side
    303,535.63x = 70,190,632,523.33
  5. Step 5: Solve for x
    x = 70,190,632,523.33/303,535.63
  6. Step 6: Final answer
    x = 231,243.47

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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.