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Finding the Fourth Proportional to 299,244,301.80, 417,921,655.80 and 299,244,301.80

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Solution

The fourth proportional to 299,244,301.80, 417,921,655.80 and 299,244,301.80 is: 417,921,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,244,301.80 : 417,921,655.80 = 299,244,301.80 : x
  2. Step 2: Convert to fraction form
    299,244,301.80/417,921,655.80 = 299,244,301.80/x
  3. Step 3: Cross multiply
    299,244,301.80x = 417,921,655.80 × 299,244,301.80
  4. Step 4: Simplify right side
    299,244,301.80x = 125,060,674,096,970,928
  5. Step 5: Solve for x
    x = 125,060,674,096,970,928/299,244,301.80
  6. Step 6: Final answer
    x = 417,921,655.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.