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Finding the Third Proportional to 29,075,386.50 and 63,432,009

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Solution

The third proportional to 29,075,386.50 and 63,432,009 is: 138,385,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075,386.50 : 63,432,009 = 63,432,009 : x
  2. Step 2: Convert to fraction form
    29,075,386.50/63,432,009 = 63,432,009/x
  3. Step 3: Cross multiply
    29,075,386.50x = 63,432,009 × 63,432,009
  4. Step 4: Simplify right side
    29,075,386.50x = 4,023,619,765,776,081
  5. Step 5: Solve for x
    x = 4,023,619,765,776,081/29,075,386.50
  6. Step 6: Final answer
    x = 138,385,770.58

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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.