Home / 822,334.53-1,233,617.75-253,761.91

Finding the Fourth Proportional to 822,334.53, 1,233,617.75 and 253,761.91

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Solution

The fourth proportional to 822,334.53, 1,233,617.75 and 253,761.91 is: 380,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,334.53 : 1,233,617.75 = 253,761.91 : x
  2. Step 2: Convert to fraction form
    822,334.53/1,233,617.75 = 253,761.91/x
  3. Step 3: Cross multiply
    822,334.53x = 1,233,617.75 × 253,761.91
  4. Step 4: Simplify right side
    822,334.53x = 313,045,199,274.05
  5. Step 5: Solve for x
    x = 313,045,199,274.05/822,334.53
  6. Step 6: Final answer
    x = 380,678.65

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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.