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Finding the Third Proportional to 430,388,514 and 920,613,345

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Solution

The third proportional to 430,388,514 and 920,613,345 is: 1,969,218,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,388,514 : 920,613,345 = 920,613,345 : x
  2. Step 2: Convert to fraction form
    430,388,514/920,613,345 = 920,613,345/x
  3. Step 3: Cross multiply
    430,388,514x = 920,613,345 × 920,613,345
  4. Step 4: Simplify right side
    430,388,514x = 847,528,930,992,089,088
  5. Step 5: Solve for x
    x = 847,528,930,992,089,088/430,388,514
  6. Step 6: Final answer
    x = 1,969,218,284.00

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.