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Finding the Third Proportional to 355,595.50 and 777,581

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Solution

The third proportional to 355,595.50 and 777,581 is: 1,700,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,595.50 : 777,581 = 777,581 : x
  2. Step 2: Convert to fraction form
    355,595.50/777,581 = 777,581/x
  3. Step 3: Cross multiply
    355,595.50x = 777,581 × 777,581
  4. Step 4: Simplify right side
    355,595.50x = 604,632,211,561
  5. Step 5: Solve for x
    x = 604,632,211,561/355,595.50
  6. Step 6: Final answer
    x = 1,700,337.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.