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Finding the Fourth Proportional to 336,385,672.20, 504,578,508.30 and 336,385,672.20

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Solution

The fourth proportional to 336,385,672.20, 504,578,508.30 and 336,385,672.20 is: 504,578,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,385,672.20 : 504,578,508.30 = 336,385,672.20 : x
  2. Step 2: Convert to fraction form
    336,385,672.20/504,578,508.30 = 336,385,672.20/x
  3. Step 3: Cross multiply
    336,385,672.20x = 504,578,508.30 × 336,385,672.20
  4. Step 4: Simplify right side
    336,385,672.20x = 169,732,980,692,168,768
  5. Step 5: Solve for x
    x = 169,732,980,692,168,768/336,385,672.20
  6. Step 6: Final answer
    x = 504,578,508.30

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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.