Home / 441,416.46-609,112.56-247,779.81

Finding the Fourth Proportional to 441,416.46, 609,112.56 and 247,779.81

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Solution

The fourth proportional to 441,416.46, 609,112.56 and 247,779.81 is: 341,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,416.46 : 609,112.56 = 247,779.81 : x
  2. Step 2: Convert to fraction form
    441,416.46/609,112.56 = 247,779.81/x
  3. Step 3: Cross multiply
    441,416.46x = 609,112.56 × 247,779.81
  4. Step 4: Simplify right side
    441,416.46x = 150,925,794,385.41
  5. Step 5: Solve for x
    x = 150,925,794,385.41/441,416.46
  6. Step 6: Final answer
    x = 341,912.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.