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Finding the Third Proportional to 242,572.50 and 529,641

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Solution

The third proportional to 242,572.50 and 529,641 is: 1,156,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,572.50 : 529,641 = 529,641 : x
  2. Step 2: Convert to fraction form
    242,572.50/529,641 = 529,641/x
  3. Step 3: Cross multiply
    242,572.50x = 529,641 × 529,641
  4. Step 4: Simplify right side
    242,572.50x = 280,519,588,881
  5. Step 5: Solve for x
    x = 280,519,588,881/242,572.50
  6. Step 6: Final answer
    x = 1,156,436.07

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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.