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Finding the Fourth Proportional to 606,486,121.70, 909,729,182.55 and 582,677,564.90

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Solution

The fourth proportional to 606,486,121.70, 909,729,182.55 and 582,677,564.90 is: 874,016,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,486,121.70 : 909,729,182.55 = 582,677,564.90 : x
  2. Step 2: Convert to fraction form
    606,486,121.70/909,729,182.55 = 582,677,564.90/x
  3. Step 3: Cross multiply
    606,486,121.70x = 909,729,182.55 × 582,677,564.90
  4. Step 4: Simplify right side
    606,486,121.70x = 530,078,784,806,701,504
  5. Step 5: Solve for x
    x = 530,078,784,806,701,504/606,486,121.70
  6. Step 6: Final answer
    x = 874,016,347.35

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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.