Home / 627,641.67-941,454.30-154,331.13

Finding the Fourth Proportional to 627,641.67, 941,454.30 and 154,331.13

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Solution

The fourth proportional to 627,641.67, 941,454.30 and 154,331.13 is: 231,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,641.67 : 941,454.30 = 154,331.13 : x
  2. Step 2: Convert to fraction form
    627,641.67/941,454.30 = 154,331.13/x
  3. Step 3: Cross multiply
    627,641.67x = 941,454.30 × 154,331.13
  4. Step 4: Simplify right side
    627,641.67x = 145,295,705,962.36
  5. Step 5: Solve for x
    x = 145,295,705,962.36/627,641.67
  6. Step 6: Final answer
    x = 231,494.68

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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.