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Finding the Third Proportional to 79,731,094.50 and 124,911,031.50

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Solution

The third proportional to 79,731,094.50 and 124,911,031.50 is: 195,692,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,731,094.50 : 124,911,031.50 = 124,911,031.50 : x
  2. Step 2: Convert to fraction form
    79,731,094.50/124,911,031.50 = 124,911,031.50/x
  3. Step 3: Cross multiply
    79,731,094.50x = 124,911,031.50 × 124,911,031.50
  4. Step 4: Simplify right side
    79,731,094.50x = 15,602,765,790,393,992
  5. Step 5: Solve for x
    x = 15,602,765,790,393,992/79,731,094.50
  6. Step 6: Final answer
    x = 195,692,356.77

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.