Home / 687,629.80-1,030,822.62-244,294.12

Finding the Fourth Proportional to 687,629.80, 1,030,822.62 and 244,294.12

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Solution

The fourth proportional to 687,629.80, 1,030,822.62 and 244,294.12 is: 366,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,629.80 : 1,030,822.62 = 244,294.12 : x
  2. Step 2: Convert to fraction form
    687,629.80/1,030,822.62 = 244,294.12/x
  3. Step 3: Cross multiply
    687,629.80x = 1,030,822.62 × 244,294.12
  4. Step 4: Simplify right side
    687,629.80x = 251,823,904,828.99
  5. Step 5: Solve for x
    x = 251,823,904,828.99/687,629.80
  6. Step 6: Final answer
    x = 366,220.17

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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.