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Finding the Fourth Proportional to 467,921.20, 701,881.80 and 460,922.80

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Solution

The fourth proportional to 467,921.20, 701,881.80 and 460,922.80 is: 691,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,921.20 : 701,881.80 = 460,922.80 : x
  2. Step 2: Convert to fraction form
    467,921.20/701,881.80 = 460,922.80/x
  3. Step 3: Cross multiply
    467,921.20x = 701,881.80 × 460,922.80
  4. Step 4: Simplify right side
    467,921.20x = 323,513,324,525.04
  5. Step 5: Solve for x
    x = 323,513,324,525.04/467,921.20
  6. Step 6: Final answer
    x = 691,384.20

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Similar ratio
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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.