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Finding the Third Proportional to 79,776,707.63 and 174,687,024.94

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Solution

The third proportional to 79,776,707.63 and 174,687,024.94 is: 382,512,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,776,707.63 : 174,687,024.94 = 174,687,024.94 : x
  2. Step 2: Convert to fraction form
    79,776,707.63/174,687,024.94 = 174,687,024.94/x
  3. Step 3: Cross multiply
    79,776,707.63x = 174,687,024.94 × 174,687,024.94
  4. Step 4: Simplify right side
    79,776,707.63x = 30,515,556,681,514,748
  5. Step 5: Solve for x
    x = 30,515,556,681,514,748/79,776,707.63
  6. Step 6: Final answer
    x = 382,512,108.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.