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Finding the Third Proportional to 63,684,183.75 and 139,292,449.50

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Solution

The third proportional to 63,684,183.75 and 139,292,449.50 is: 304,665,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,684,183.75 : 139,292,449.50 = 139,292,449.50 : x
  2. Step 2: Convert to fraction form
    63,684,183.75/139,292,449.50 = 139,292,449.50/x
  3. Step 3: Cross multiply
    63,684,183.75x = 139,292,449.50 × 139,292,449.50
  4. Step 4: Simplify right side
    63,684,183.75x = 19,402,386,487,710,052
  5. Step 5: Solve for x
    x = 19,402,386,487,710,052/63,684,183.75
  6. Step 6: Final answer
    x = 304,665,701.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.