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Finding the Fourth Proportional to 448,468,302.30, 672,702,453.45 and 448,468,302.30

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Solution

The fourth proportional to 448,468,302.30, 672,702,453.45 and 448,468,302.30 is: 672,702,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,468,302.30 : 672,702,453.45 = 448,468,302.30 : x
  2. Step 2: Convert to fraction form
    448,468,302.30/672,702,453.45 = 448,468,302.30/x
  3. Step 3: Cross multiply
    448,468,302.30x = 672,702,453.45 × 448,468,302.30
  4. Step 4: Simplify right side
    448,468,302.30x = 301,685,727,251,766,336
  5. Step 5: Solve for x
    x = 301,685,727,251,766,336/448,468,302.30
  6. Step 6: Final answer
    x = 672,702,453.45

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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.