Home / 896,418.57-1,237,057.65-494,010.57

Finding the Fourth Proportional to 896,418.57, 1,237,057.65 and 494,010.57

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Solution

The fourth proportional to 896,418.57, 1,237,057.65 and 494,010.57 is: 681,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,418.57 : 1,237,057.65 = 494,010.57 : x
  2. Step 2: Convert to fraction form
    896,418.57/1,237,057.65 = 494,010.57/x
  3. Step 3: Cross multiply
    896,418.57x = 1,237,057.65 × 494,010.57
  4. Step 4: Simplify right side
    896,418.57x = 611,119,548,614.07
  5. Step 5: Solve for x
    x = 611,119,548,614.07/896,418.57
  6. Step 6: Final answer
    x = 681,734.60

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Double scale
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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.