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Finding the Third Proportional to 139,459,827.75 and 304,030,278.75

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Solution

The third proportional to 139,459,827.75 and 304,030,278.75 is: 662,803,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,459,827.75 : 304,030,278.75 = 304,030,278.75 : x
  2. Step 2: Convert to fraction form
    139,459,827.75/304,030,278.75 = 304,030,278.75/x
  3. Step 3: Cross multiply
    139,459,827.75x = 304,030,278.75 × 304,030,278.75
  4. Step 4: Simplify right side
    139,459,827.75x = 92,434,410,396,802,704
  5. Step 5: Solve for x
    x = 92,434,410,396,802,704/139,459,827.75
  6. Step 6: Final answer
    x = 662,803,130.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.