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Finding the Fourth Proportional to 606,238,977.30, 909,358,465.95 and 606,238,977.30

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Solution

The fourth proportional to 606,238,977.30, 909,358,465.95 and 606,238,977.30 is: 909,358,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,238,977.30 : 909,358,465.95 = 606,238,977.30 : x
  2. Step 2: Convert to fraction form
    606,238,977.30/909,358,465.95 = 606,238,977.30/x
  3. Step 3: Cross multiply
    606,238,977.30x = 909,358,465.95 × 606,238,977.30
  4. Step 4: Simplify right side
    606,238,977.30x = 551,288,546,396,624,832
  5. Step 5: Solve for x
    x = 551,288,546,396,624,832/606,238,977.30
  6. Step 6: Final answer
    x = 909,358,465.95

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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.