Home / 661,936.48-993,324.28-282,859.84

Finding the Fourth Proportional to 661,936.48, 993,324.28 and 282,859.84

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Solution

The fourth proportional to 661,936.48, 993,324.28 and 282,859.84 is: 424,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,936.48 : 993,324.28 = 282,859.84 : x
  2. Step 2: Convert to fraction form
    661,936.48/993,324.28 = 282,859.84/x
  3. Step 3: Cross multiply
    661,936.48x = 993,324.28 × 282,859.84
  4. Step 4: Simplify right side
    661,936.48x = 280,971,546,908.92
  5. Step 5: Solve for x
    x = 280,971,546,908.92/661,936.48
  6. Step 6: Final answer
    x = 424,469.05

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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.