Home / 1,661,683.26-2,492,524.90-399,510.88

Finding the Fourth Proportional to 1,661,683.26, 2,492,524.90 and 399,510.88

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Solution

The fourth proportional to 1,661,683.26, 2,492,524.90 and 399,510.88 is: 599,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,683.26 : 2,492,524.90 = 399,510.88 : x
  2. Step 2: Convert to fraction form
    1,661,683.26/2,492,524.90 = 399,510.88/x
  3. Step 3: Cross multiply
    1,661,683.26x = 2,492,524.90 × 399,510.88
  4. Step 4: Simplify right side
    1,661,683.26x = 995,790,816,220.91
  5. Step 5: Solve for x
    x = 995,790,816,220.91/1,661,683.26
  6. Step 6: Final answer
    x = 599,266.32

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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.