Home / 894,034.19-1,233,760.55-486,136.28

Finding the Fourth Proportional to 894,034.19, 1,233,760.55 and 486,136.28

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Solution

The fourth proportional to 894,034.19, 1,233,760.55 and 486,136.28 is: 670,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,034.19 : 1,233,760.55 = 486,136.28 : x
  2. Step 2: Convert to fraction form
    894,034.19/1,233,760.55 = 486,136.28/x
  3. Step 3: Cross multiply
    894,034.19x = 1,233,760.55 × 486,136.28
  4. Step 4: Simplify right side
    894,034.19x = 599,775,764,841.47
  5. Step 5: Solve for x
    x = 599,775,764,841.47/894,034.19
  6. Step 6: Final answer
    x = 670,864.46

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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.