Home / 268,411.68-370,408.92-147,563.36

Finding the Fourth Proportional to 268,411.68, 370,408.92 and 147,563.36

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Solution

The fourth proportional to 268,411.68, 370,408.92 and 147,563.36 is: 203,637.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,411.68 : 370,408.92 = 147,563.36 : x
  2. Step 2: Convert to fraction form
    268,411.68/370,408.92 = 147,563.36/x
  3. Step 3: Cross multiply
    268,411.68x = 370,408.92 × 147,563.36
  4. Step 4: Simplify right side
    268,411.68x = 54,658,784,809.17
  5. Step 5: Solve for x
    x = 54,658,784,809.17/268,411.68
  6. Step 6: Final answer
    x = 203,637.88

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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.