Home / 628,594.82-942,892.26-155,289.14

Finding the Fourth Proportional to 628,594.82, 942,892.26 and 155,289.14

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Solution

The fourth proportional to 628,594.82, 942,892.26 and 155,289.14 is: 232,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,594.82 : 942,892.26 = 155,289.14 : x
  2. Step 2: Convert to fraction form
    628,594.82/942,892.26 = 155,289.14/x
  3. Step 3: Cross multiply
    628,594.82x = 942,892.26 × 155,289.14
  4. Step 4: Simplify right side
    628,594.82x = 146,420,928,168.06
  5. Step 5: Solve for x
    x = 146,420,928,168.06/628,594.82
  6. Step 6: Final answer
    x = 232,933.72

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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.