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Finding the Third Proportional to 346,300.50 and 531,939

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Solution

The third proportional to 346,300.50 and 531,939 is: 817,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,300.50 : 531,939 = 531,939 : x
  2. Step 2: Convert to fraction form
    346,300.50/531,939 = 531,939/x
  3. Step 3: Cross multiply
    346,300.50x = 531,939 × 531,939
  4. Step 4: Simplify right side
    346,300.50x = 282,959,099,721
  5. Step 5: Solve for x
    x = 282,959,099,721/346,300.50
  6. Step 6: Final answer
    x = 817,091.22

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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.