Home / 813,568.89-1,122,606.84-450,992.43

Finding the Fourth Proportional to 813,568.89, 1,122,606.84 and 450,992.43

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Solution

The fourth proportional to 813,568.89, 1,122,606.84 and 450,992.43 is: 622,304.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,568.89 : 1,122,606.84 = 450,992.43 : x
  2. Step 2: Convert to fraction form
    813,568.89/1,122,606.84 = 450,992.43/x
  3. Step 3: Cross multiply
    813,568.89x = 1,122,606.84 × 450,992.43
  4. Step 4: Simplify right side
    813,568.89x = 506,287,186,706.22
  5. Step 5: Solve for x
    x = 506,287,186,706.22/813,568.89
  6. Step 6: Final answer
    x = 622,304.01

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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.