Home / 414,938.28-621,824.22-237,178.92

Finding the Fourth Proportional to 414,938.28, 621,824.22 and 237,178.92

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Solution

The fourth proportional to 414,938.28, 621,824.22 and 237,178.92 is: 355,435.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,938.28 : 621,824.22 = 237,178.92 : x
  2. Step 2: Convert to fraction form
    414,938.28/621,824.22 = 237,178.92/x
  3. Step 3: Cross multiply
    414,938.28x = 621,824.22 × 237,178.92
  4. Step 4: Simplify right side
    414,938.28x = 147,483,596,929.44
  5. Step 5: Solve for x
    x = 147,483,596,929.44/414,938.28
  6. Step 6: Final answer
    x = 355,435.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.