Home / 664,232.16-996,241.44-190,809.92

Finding the Fourth Proportional to 664,232.16, 996,241.44 and 190,809.92

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Solution

The fourth proportional to 664,232.16, 996,241.44 and 190,809.92 is: 286,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,232.16 : 996,241.44 = 190,809.92 : x
  2. Step 2: Convert to fraction form
    664,232.16/996,241.44 = 190,809.92/x
  3. Step 3: Cross multiply
    664,232.16x = 996,241.44 × 190,809.92
  4. Step 4: Simplify right side
    664,232.16x = 190,092,749,467.09
  5. Step 5: Solve for x
    x = 190,092,749,467.09/664,232.16
  6. Step 6: Final answer
    x = 286,184.20

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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.