Home / 352,433.14-486,358.28-191,288.25

Finding the Fourth Proportional to 352,433.14, 486,358.28 and 191,288.25

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Solution

The fourth proportional to 352,433.14, 486,358.28 and 191,288.25 is: 263,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,433.14 : 486,358.28 = 191,288.25 : x
  2. Step 2: Convert to fraction form
    352,433.14/486,358.28 = 191,288.25/x
  3. Step 3: Cross multiply
    352,433.14x = 486,358.28 × 191,288.25
  4. Step 4: Simplify right side
    352,433.14x = 93,034,624,015.10
  5. Step 5: Solve for x
    x = 93,034,624,015.10/352,433.14
  6. Step 6: Final answer
    x = 263,978.08

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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.