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Finding the Fourth Proportional to 360,976.49, 498,153.45 and 197,630.27

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Solution

The fourth proportional to 360,976.49, 498,153.45 and 197,630.27 is: 272,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,976.49 : 498,153.45 = 197,630.27 : x
  2. Step 2: Convert to fraction form
    360,976.49/498,153.45 = 197,630.27/x
  3. Step 3: Cross multiply
    360,976.49x = 498,153.45 × 197,630.27
  4. Step 4: Simplify right side
    360,976.49x = 98,450,198,334.16
  5. Step 5: Solve for x
    x = 98,450,198,334.16/360,976.49
  6. Step 6: Final answer
    x = 272,733.00

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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.