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Finding the Fourth Proportional to 360,169.43, 540,284.81 and 107,433.63

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Solution

The fourth proportional to 360,169.43, 540,284.81 and 107,433.63 is: 161,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,169.43 : 540,284.81 = 107,433.63 : x
  2. Step 2: Convert to fraction form
    360,169.43/540,284.81 = 107,433.63/x
  3. Step 3: Cross multiply
    360,169.43x = 540,284.81 × 107,433.63
  4. Step 4: Simplify right side
    360,169.43x = 58,044,757,834.99
  5. Step 5: Solve for x
    x = 58,044,757,834.99/360,169.43
  6. Step 6: Final answer
    x = 161,159.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.