Home / 699,457.01-1,049,185.51-462,744.43

Finding the Fourth Proportional to 699,457.01, 1,049,185.51 and 462,744.43

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Solution

The fourth proportional to 699,457.01, 1,049,185.51 and 462,744.43 is: 694,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,457.01 : 1,049,185.51 = 462,744.43 : x
  2. Step 2: Convert to fraction form
    699,457.01/1,049,185.51 = 462,744.43/x
  3. Step 3: Cross multiply
    699,457.01x = 1,049,185.51 × 462,744.43
  4. Step 4: Simplify right side
    699,457.01x = 485,504,747,009.38
  5. Step 5: Solve for x
    x = 485,504,747,009.38/699,457.01
  6. Step 6: Final answer
    x = 694,116.64

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Double scale
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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.