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Finding the Third Proportional to 119,343,137.50 and 257,049,785

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Solution

The third proportional to 119,343,137.50 and 257,049,785 is: 553,652,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,343,137.50 : 257,049,785 = 257,049,785 : x
  2. Step 2: Convert to fraction form
    119,343,137.50/257,049,785 = 257,049,785/x
  3. Step 3: Cross multiply
    119,343,137.50x = 257,049,785 × 257,049,785
  4. Step 4: Simplify right side
    119,343,137.50x = 66,074,591,968,546,224
  5. Step 5: Solve for x
    x = 66,074,591,968,546,224/119,343,137.50
  6. Step 6: Final answer
    x = 553,652,211.20

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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.