Home / 823,708.35-1,136,718.09-461,132.91

Finding the Fourth Proportional to 823,708.35, 1,136,718.09 and 461,132.91

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Solution

The fourth proportional to 823,708.35, 1,136,718.09 and 461,132.91 is: 636,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,708.35 : 1,136,718.09 = 461,132.91 : x
  2. Step 2: Convert to fraction form
    823,708.35/1,136,718.09 = 461,132.91/x
  3. Step 3: Cross multiply
    823,708.35x = 1,136,718.09 × 461,132.91
  4. Step 4: Simplify right side
    823,708.35x = 524,178,120,691.34
  5. Step 5: Solve for x
    x = 524,178,120,691.34/823,708.35
  6. Step 6: Final answer
    x = 636,363.73

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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.