Home / 823,851.12-1,136,853.72-461,191.44

Finding the Fourth Proportional to 823,851.12, 1,136,853.72 and 461,191.44

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Solution

The fourth proportional to 823,851.12, 1,136,853.72 and 461,191.44 is: 636,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,851.12 : 1,136,853.72 = 461,191.44 : x
  2. Step 2: Convert to fraction form
    823,851.12/1,136,853.72 = 461,191.44/x
  3. Step 3: Cross multiply
    823,851.12x = 1,136,853.72 × 461,191.44
  4. Step 4: Simplify right side
    823,851.12x = 524,307,204,196.16
  5. Step 5: Solve for x
    x = 524,307,204,196.16/823,851.12
  6. Step 6: Final answer
    x = 636,410.14

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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.