Home / 832,839.79-1,149,321.49-450,865.66

Finding the Fourth Proportional to 832,839.79, 1,149,321.49 and 450,865.66

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Solution

The fourth proportional to 832,839.79, 1,149,321.49 and 450,865.66 is: 622,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,839.79 : 1,149,321.49 = 450,865.66 : x
  2. Step 2: Convert to fraction form
    832,839.79/1,149,321.49 = 450,865.66/x
  3. Step 3: Cross multiply
    832,839.79x = 1,149,321.49 × 450,865.66
  4. Step 4: Simplify right side
    832,839.79x = 518,189,592,141.03
  5. Step 5: Solve for x
    x = 518,189,592,141.03/832,839.79
  6. Step 6: Final answer
    x = 622,196.01

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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.