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Finding the Fourth Proportional to 349,570.08, 482,410.08 and 198,668.16

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Solution

The fourth proportional to 349,570.08, 482,410.08 and 198,668.16 is: 274,163.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,570.08 : 482,410.08 = 198,668.16 : x
  2. Step 2: Convert to fraction form
    349,570.08/482,410.08 = 198,668.16/x
  3. Step 3: Cross multiply
    349,570.08x = 482,410.08 × 198,668.16
  4. Step 4: Simplify right side
    349,570.08x = 95,839,522,959.05
  5. Step 5: Solve for x
    x = 95,839,522,959.05/349,570.08
  6. Step 6: Final answer
    x = 274,163.98

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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.