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Finding the Fourth Proportional to 299,052,406.10, 448,578,609.15 and 299,052,406.10

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Solution

The fourth proportional to 299,052,406.10, 448,578,609.15 and 299,052,406.10 is: 448,578,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,052,406.10 : 448,578,609.15 = 299,052,406.10 : x
  2. Step 2: Convert to fraction form
    299,052,406.10/448,578,609.15 = 299,052,406.10/x
  3. Step 3: Cross multiply
    299,052,406.10x = 448,578,609.15 × 299,052,406.10
  4. Step 4: Simplify right side
    299,052,406.10x = 134,148,512,391,298,976
  5. Step 5: Solve for x
    x = 134,148,512,391,298,976/299,052,406.10
  6. Step 6: Final answer
    x = 448,578,609.15

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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.