Home / 764,062.97-1,054,407.12-424,531.22

Finding the Fourth Proportional to 764,062.97, 1,054,407.12 and 424,531.22

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Solution

The fourth proportional to 764,062.97, 1,054,407.12 and 424,531.22 is: 585,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,062.97 : 1,054,407.12 = 424,531.22 : x
  2. Step 2: Convert to fraction form
    764,062.97/1,054,407.12 = 424,531.22/x
  3. Step 3: Cross multiply
    764,062.97x = 1,054,407.12 × 424,531.22
  4. Step 4: Simplify right side
    764,062.97x = 447,628,741,030.29
  5. Step 5: Solve for x
    x = 447,628,741,030.29/764,062.97
  6. Step 6: Final answer
    x = 585,853.21

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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.