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Finding the Third Proportional to 161,203,365 and 349,775,938.50

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Solution

The third proportional to 161,203,365 and 349,775,938.50 is: 758,937,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,203,365 : 349,775,938.50 = 349,775,938.50 : x
  2. Step 2: Convert to fraction form
    161,203,365/349,775,938.50 = 349,775,938.50/x
  3. Step 3: Cross multiply
    161,203,365x = 349,775,938.50 × 349,775,938.50
  4. Step 4: Simplify right side
    161,203,365x = 122,343,207,153,555,776
  5. Step 5: Solve for x
    x = 122,343,207,153,555,776/161,203,365
  6. Step 6: Final answer
    x = 758,937,055.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.