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Finding the Third Proportional to 631,944,585 and 838,523,137.50

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Solution

The third proportional to 631,944,585 and 838,523,137.50 is: 1,112,630,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,944,585 : 838,523,137.50 = 838,523,137.50 : x
  2. Step 2: Convert to fraction form
    631,944,585/838,523,137.50 = 838,523,137.50/x
  3. Step 3: Cross multiply
    631,944,585x = 838,523,137.50 × 838,523,137.50
  4. Step 4: Simplify right side
    631,944,585x = 703,121,052,122,843,904
  5. Step 5: Solve for x
    x = 703,121,052,122,843,904/631,944,585
  6. Step 6: Final answer
    x = 1,112,630,867.98

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.