Home / 627,501.60-941,252.40-154,180.80

Finding the Fourth Proportional to 627,501.60, 941,252.40 and 154,180.80

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Solution

The fourth proportional to 627,501.60, 941,252.40 and 154,180.80 is: 231,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,501.60 : 941,252.40 = 154,180.80 : x
  2. Step 2: Convert to fraction form
    627,501.60/941,252.40 = 154,180.80/x
  3. Step 3: Cross multiply
    627,501.60x = 941,252.40 × 154,180.80
  4. Step 4: Simplify right side
    627,501.60x = 145,123,048,033.92
  5. Step 5: Solve for x
    x = 145,123,048,033.92/627,501.60
  6. Step 6: Final answer
    x = 231,271.20

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Similar ratio
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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.