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Finding the Third Proportional to 64,934,275.50 and 100,630,246.50

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Solution

The third proportional to 64,934,275.50 and 100,630,246.50 is: 155,949,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,934,275.50 : 100,630,246.50 = 100,630,246.50 : x
  2. Step 2: Convert to fraction form
    64,934,275.50/100,630,246.50 = 100,630,246.50/x
  3. Step 3: Cross multiply
    64,934,275.50x = 100,630,246.50 × 100,630,246.50
  4. Step 4: Simplify right side
    64,934,275.50x = 10,126,446,510,650,762
  5. Step 5: Solve for x
    x = 10,126,446,510,650,762/64,934,275.50
  6. Step 6: Final answer
    x = 155,949,172.18

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.