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Finding the Fourth Proportional to 369,605.46, 510,054.57 and 199,839.54

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Solution

The fourth proportional to 369,605.46, 510,054.57 and 199,839.54 is: 275,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,605.46 : 510,054.57 = 199,839.54 : x
  2. Step 2: Convert to fraction form
    369,605.46/510,054.57 = 199,839.54/x
  3. Step 3: Cross multiply
    369,605.46x = 510,054.57 × 199,839.54
  4. Step 4: Simplify right side
    369,605.46x = 101,929,070,643.70
  5. Step 5: Solve for x
    x = 101,929,070,643.70/369,605.46
  6. Step 6: Final answer
    x = 275,778.04

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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.