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Finding the Third Proportional to 328,252,449.38 and 708,915,613.36

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Solution

The third proportional to 328,252,449.38 and 708,915,613.36 is: 1,531,020,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,252,449.38 : 708,915,613.36 = 708,915,613.36 : x
  2. Step 2: Convert to fraction form
    328,252,449.38/708,915,613.36 = 708,915,613.36/x
  3. Step 3: Cross multiply
    328,252,449.38x = 708,915,613.36 × 708,915,613.36
  4. Step 4: Simplify right side
    328,252,449.38x = 502,561,346,864,705,984
  5. Step 5: Solve for x
    x = 502,561,346,864,705,984/328,252,449.38
  6. Step 6: Final answer
    x = 1,531,020,858.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.