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Finding the Fourth Proportional to 620,019, 930,087.27 and 240,968.97

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Solution

The fourth proportional to 620,019, 930,087.27 and 240,968.97 is: 361,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,019 : 930,087.27 = 240,968.97 : x
  2. Step 2: Convert to fraction form
    620,019/930,087.27 = 240,968.97/x
  3. Step 3: Cross multiply
    620,019x = 930,087.27 × 240,968.97
  4. Step 4: Simplify right side
    620,019x = 224,122,171,462.01
  5. Step 5: Solve for x
    x = 224,122,171,462.01/620,019
  6. Step 6: Final answer
    x = 361,476.30

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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.