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Finding the Fourth Proportional to 375,841,231.20, 563,761,846.80 and 375,841,231.20

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Solution

The fourth proportional to 375,841,231.20, 563,761,846.80 and 375,841,231.20 is: 563,761,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,841,231.20 : 563,761,846.80 = 375,841,231.20 : x
  2. Step 2: Convert to fraction form
    375,841,231.20/563,761,846.80 = 375,841,231.20/x
  3. Step 3: Cross multiply
    375,841,231.20x = 563,761,846.80 × 375,841,231.20
  4. Step 4: Simplify right side
    375,841,231.20x = 211,884,946,604,897,760
  5. Step 5: Solve for x
    x = 211,884,946,604,897,760/375,841,231.20
  6. Step 6: Final answer
    x = 563,761,846.80

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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.