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Finding the Third Proportional to 63,507 and 136,585.50

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Solution

The third proportional to 63,507 and 136,585.50 is: 293,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,507 : 136,585.50 = 136,585.50 : x
  2. Step 2: Convert to fraction form
    63,507/136,585.50 = 136,585.50/x
  3. Step 3: Cross multiply
    63,507x = 136,585.50 × 136,585.50
  4. Step 4: Simplify right side
    63,507x = 18,655,598,810.25
  5. Step 5: Solve for x
    x = 18,655,598,810.25/63,507
  6. Step 6: Final answer
    x = 293,756.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.