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Finding the Fourth Proportional to 463,322.80, 694,984.20 and 370,010.80

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Solution

The fourth proportional to 463,322.80, 694,984.20 and 370,010.80 is: 555,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,322.80 : 694,984.20 = 370,010.80 : x
  2. Step 2: Convert to fraction form
    463,322.80/694,984.20 = 370,010.80/x
  3. Step 3: Cross multiply
    463,322.80x = 694,984.20 × 370,010.80
  4. Step 4: Simplify right side
    463,322.80x = 257,151,659,829.36
  5. Step 5: Solve for x
    x = 257,151,659,829.36/463,322.80
  6. Step 6: Final answer
    x = 555,016.20

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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.