Home / 441,439.48-609,144.28-247,802.80

Finding the Fourth Proportional to 441,439.48, 609,144.28 and 247,802.80

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Solution

The fourth proportional to 441,439.48, 609,144.28 and 247,802.80 is: 341,944.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,439.48 : 609,144.28 = 247,802.80 : x
  2. Step 2: Convert to fraction form
    441,439.48/609,144.28 = 247,802.80/x
  3. Step 3: Cross multiply
    441,439.48x = 609,144.28 × 247,802.80
  4. Step 4: Simplify right side
    441,439.48x = 150,947,658,187.98
  5. Step 5: Solve for x
    x = 150,947,658,187.98/441,439.48
  6. Step 6: Final answer
    x = 341,944.17

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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.