Home / 445,584.85-668,045.12-268,050.34

Finding the Fourth Proportional to 445,584.85, 668,045.12 and 268,050.34

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Solution

The fourth proportional to 445,584.85, 668,045.12 and 268,050.34 is: 401,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,584.85 : 668,045.12 = 268,050.34 : x
  2. Step 2: Convert to fraction form
    445,584.85/668,045.12 = 268,050.34/x
  3. Step 3: Cross multiply
    445,584.85x = 668,045.12 × 268,050.34
  4. Step 4: Simplify right side
    445,584.85x = 179,069,720,675.05
  5. Step 5: Solve for x
    x = 179,069,720,675.05/445,584.85
  6. Step 6: Final answer
    x = 401,875.70

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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.