Home / 268,300.26-370,246.89-147,441.51

Finding the Fourth Proportional to 268,300.26, 370,246.89 and 147,441.51

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Solution

The fourth proportional to 268,300.26, 370,246.89 and 147,441.51 is: 203,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,300.26 : 370,246.89 = 147,441.51 : x
  2. Step 2: Convert to fraction form
    268,300.26/370,246.89 = 147,441.51/x
  3. Step 3: Cross multiply
    268,300.26x = 370,246.89 × 147,441.51
  4. Step 4: Simplify right side
    268,300.26x = 54,589,760,534.40
  5. Step 5: Solve for x
    x = 54,589,760,534.40/268,300.26
  6. Step 6: Final answer
    x = 203,465.18

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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.