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Finding the Fourth Proportional to 681,882.69, 941,401.80 and 606,222.21

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Solution

The fourth proportional to 681,882.69, 941,401.80 and 606,222.21 is: 836,945.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,882.69 : 941,401.80 = 606,222.21 : x
  2. Step 2: Convert to fraction form
    681,882.69/941,401.80 = 606,222.21/x
  3. Step 3: Cross multiply
    681,882.69x = 941,401.80 × 606,222.21
  4. Step 4: Simplify right side
    681,882.69x = 570,698,679,693.98
  5. Step 5: Solve for x
    x = 570,698,679,693.98/681,882.69
  6. Step 6: Final answer
    x = 836,945.55

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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.