Home / 268,378.49-370,397.28-173,162.18

Finding the Fourth Proportional to 268,378.49, 370,397.28 and 173,162.18

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Solution

The fourth proportional to 268,378.49, 370,397.28 and 173,162.18 is: 238,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,378.49 : 370,397.28 = 173,162.18 : x
  2. Step 2: Convert to fraction form
    268,378.49/370,397.28 = 173,162.18/x
  3. Step 3: Cross multiply
    268,378.49x = 370,397.28 × 173,162.18
  4. Step 4: Simplify right side
    268,378.49x = 64,138,800,470.87
  5. Step 5: Solve for x
    x = 64,138,800,470.87/268,378.49
  6. Step 6: Final answer
    x = 238,986.37

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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.