Home / 627,301.26-940,970.33-153,986.60

Finding the Fourth Proportional to 627,301.26, 940,970.33 and 153,986.60

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Solution

The fourth proportional to 627,301.26, 940,970.33 and 153,986.60 is: 230,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,301.26 : 940,970.33 = 153,986.60 : x
  2. Step 2: Convert to fraction form
    627,301.26/940,970.33 = 153,986.60/x
  3. Step 3: Cross multiply
    627,301.26x = 940,970.33 × 153,986.60
  4. Step 4: Simplify right side
    627,301.26x = 144,896,821,817.58
  5. Step 5: Solve for x
    x = 144,896,821,817.58/627,301.26
  6. Step 6: Final answer
    x = 230,984.43

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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.