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Finding the Third Proportional to 263,962,808 and 399,341,618.50

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Solution

The third proportional to 263,962,808 and 399,341,618.50 is: 604,152,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,962,808 : 399,341,618.50 = 399,341,618.50 : x
  2. Step 2: Convert to fraction form
    263,962,808/399,341,618.50 = 399,341,618.50/x
  3. Step 3: Cross multiply
    263,962,808x = 399,341,618.50 × 399,341,618.50
  4. Step 4: Simplify right side
    263,962,808x = 159,473,728,266,199,552
  5. Step 5: Solve for x
    x = 159,473,728,266,199,552/263,962,808
  6. Step 6: Final answer
    x = 604,152,264.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.