Home / 544,217.40-816,327.72-165,141.18

Finding the Fourth Proportional to 544,217.40, 816,327.72 and 165,141.18

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Solution

The fourth proportional to 544,217.40, 816,327.72 and 165,141.18 is: 247,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,217.40 : 816,327.72 = 165,141.18 : x
  2. Step 2: Convert to fraction form
    544,217.40/816,327.72 = 165,141.18/x
  3. Step 3: Cross multiply
    544,217.40x = 816,327.72 × 165,141.18
  4. Step 4: Simplify right side
    544,217.40x = 134,809,322,947.51
  5. Step 5: Solve for x
    x = 134,809,322,947.51/544,217.40
  6. Step 6: Final answer
    x = 247,712.26

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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.