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Finding the Third Proportional to 358,072.50 and 753,009

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Solution

The third proportional to 358,072.50 and 753,009 is: 1,583,541.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,072.50 : 753,009 = 753,009 : x
  2. Step 2: Convert to fraction form
    358,072.50/753,009 = 753,009/x
  3. Step 3: Cross multiply
    358,072.50x = 753,009 × 753,009
  4. Step 4: Simplify right side
    358,072.50x = 567,022,554,081
  5. Step 5: Solve for x
    x = 567,022,554,081/358,072.50
  6. Step 6: Final answer
    x = 1,583,541.19

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.