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Finding the Fourth Proportional to 265,393.29, 366,258.12 and 199,864.77

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Solution

The fourth proportional to 265,393.29, 366,258.12 and 199,864.77 is: 275,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,393.29 : 366,258.12 = 199,864.77 : x
  2. Step 2: Convert to fraction form
    265,393.29/366,258.12 = 199,864.77/x
  3. Step 3: Cross multiply
    265,393.29x = 366,258.12 × 199,864.77
  4. Step 4: Simplify right side
    265,393.29x = 73,202,094,914.43
  5. Step 5: Solve for x
    x = 73,202,094,914.43/265,393.29
  6. Step 6: Final answer
    x = 275,824.96

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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.