Home / 460,747.30-635,834.25-256,811.18

Finding the Fourth Proportional to 460,747.30, 635,834.25 and 256,811.18

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Solution

The fourth proportional to 460,747.30, 635,834.25 and 256,811.18 is: 354,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,747.30 : 635,834.25 = 256,811.18 : x
  2. Step 2: Convert to fraction form
    460,747.30/635,834.25 = 256,811.18/x
  3. Step 3: Cross multiply
    460,747.30x = 635,834.25 × 256,811.18
  4. Step 4: Simplify right side
    460,747.30x = 163,289,340,847.74
  5. Step 5: Solve for x
    x = 163,289,340,847.74/460,747.30
  6. Step 6: Final answer
    x = 354,401.08

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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.