Home / 352,363.32-486,261.68-191,218.36

Finding the Fourth Proportional to 352,363.32, 486,261.68 and 191,218.36

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Solution

The fourth proportional to 352,363.32, 486,261.68 and 191,218.36 is: 263,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,363.32 : 486,261.68 = 191,218.36 : x
  2. Step 2: Convert to fraction form
    352,363.32/486,261.68 = 191,218.36/x
  3. Step 3: Cross multiply
    352,363.32x = 486,261.68 × 191,218.36
  4. Step 4: Simplify right side
    352,363.32x = 92,982,160,980.44
  5. Step 5: Solve for x
    x = 92,982,160,980.44/352,363.32
  6. Step 6: Final answer
    x = 263,881.50

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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.