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Finding the Fourth Proportional to 377,614,051.20, 566,421,076.80 and 377,614,051.20

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Solution

The fourth proportional to 377,614,051.20, 566,421,076.80 and 377,614,051.20 is: 566,421,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,614,051.20 : 566,421,076.80 = 377,614,051.20 : x
  2. Step 2: Convert to fraction form
    377,614,051.20/566,421,076.80 = 377,614,051.20/x
  3. Step 3: Cross multiply
    377,614,051.20x = 566,421,076.80 × 377,614,051.20
  4. Step 4: Simplify right side
    377,614,051.20x = 213,888,557,495,514,304
  5. Step 5: Solve for x
    x = 213,888,557,495,514,304/377,614,051.20
  6. Step 6: Final answer
    x = 566,421,076.80

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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.