Home / 441,541.45-662,318.25-125,998.30

Finding the Fourth Proportional to 441,541.45, 662,318.25 and 125,998.30

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Solution

The fourth proportional to 441,541.45, 662,318.25 and 125,998.30 is: 188,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,541.45 : 662,318.25 = 125,998.30 : x
  2. Step 2: Convert to fraction form
    441,541.45/662,318.25 = 125,998.30/x
  3. Step 3: Cross multiply
    441,541.45x = 662,318.25 × 125,998.30
  4. Step 4: Simplify right side
    441,541.45x = 83,450,973,558.98
  5. Step 5: Solve for x
    x = 83,450,973,558.98/441,541.45
  6. Step 6: Final answer
    x = 188,999.18

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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.