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Finding the Fourth Proportional to 377,613,962.20, 566,420,943.30 and 377,613,962.20

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Solution

The fourth proportional to 377,613,962.20, 566,420,943.30 and 377,613,962.20 is: 566,420,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,613,962.20 : 566,420,943.30 = 377,613,962.20 : x
  2. Step 2: Convert to fraction form
    377,613,962.20/566,420,943.30 = 377,613,962.20/x
  3. Step 3: Cross multiply
    377,613,962.20x = 566,420,943.30 × 377,613,962.20
  4. Step 4: Simplify right side
    377,613,962.20x = 213,888,456,672,574,528
  5. Step 5: Solve for x
    x = 213,888,456,672,574,528/377,613,962.20
  6. Step 6: Final answer
    x = 566,420,943.30

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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.