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Finding the Third Proportional to 29,924,316.63 and 64,464,889.08

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Solution

The third proportional to 29,924,316.63 and 64,464,889.08 is: 138,874,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,924,316.63 : 64,464,889.08 = 64,464,889.08 : x
  2. Step 2: Convert to fraction form
    29,924,316.63/64,464,889.08 = 64,464,889.08/x
  3. Step 3: Cross multiply
    29,924,316.63x = 64,464,889.08 × 64,464,889.08
  4. Step 4: Simplify right side
    29,924,316.63x = 4,155,721,923,854,960
  5. Step 5: Solve for x
    x = 4,155,721,923,854,960/29,924,316.63
  6. Step 6: Final answer
    x = 138,874,413.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.