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Finding the Fourth Proportional to 365,276.49, 503,755.13 and 229,323.12

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Solution

The fourth proportional to 365,276.49, 503,755.13 and 229,323.12 is: 316,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,276.49 : 503,755.13 = 229,323.12 : x
  2. Step 2: Convert to fraction form
    365,276.49/503,755.13 = 229,323.12/x
  3. Step 3: Cross multiply
    365,276.49x = 503,755.13 × 229,323.12
  4. Step 4: Simplify right side
    365,276.49x = 115,522,696,811.83
  5. Step 5: Solve for x
    x = 115,522,696,811.83/365,276.49
  6. Step 6: Final answer
    x = 316,260.97

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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.