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Finding the Third Proportional to 153,511.50 and 236,827.50

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Solution

The third proportional to 153,511.50 and 236,827.50 is: 365,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,511.50 : 236,827.50 = 236,827.50 : x
  2. Step 2: Convert to fraction form
    153,511.50/236,827.50 = 236,827.50/x
  3. Step 3: Cross multiply
    153,511.50x = 236,827.50 × 236,827.50
  4. Step 4: Simplify right side
    153,511.50x = 56,087,264,756.25
  5. Step 5: Solve for x
    x = 56,087,264,756.25/153,511.50
  6. Step 6: Final answer
    x = 365,361.97

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.