Home / 961,800.44-1,443,097.91-421,777.17

Finding the Fourth Proportional to 961,800.44, 1,443,097.91 and 421,777.17

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Solution

The fourth proportional to 961,800.44, 1,443,097.91 and 421,777.17 is: 632,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,800.44 : 1,443,097.91 = 421,777.17 : x
  2. Step 2: Convert to fraction form
    961,800.44/1,443,097.91 = 421,777.17/x
  3. Step 3: Cross multiply
    961,800.44x = 1,443,097.91 × 421,777.17
  4. Step 4: Simplify right side
    961,800.44x = 608,665,752,512.72
  5. Step 5: Solve for x
    x = 608,665,752,512.72/961,800.44
  6. Step 6: Final answer
    x = 632,839.96

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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.