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Finding the Third Proportional to 755,857 and 1,145,782.50

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Solution

The third proportional to 755,857 and 1,145,782.50 is: 1,736,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,857 : 1,145,782.50 = 1,145,782.50 : x
  2. Step 2: Convert to fraction form
    755,857/1,145,782.50 = 1,145,782.50/x
  3. Step 3: Cross multiply
    755,857x = 1,145,782.50 × 1,145,782.50
  4. Step 4: Simplify right side
    755,857x = 1,312,817,537,306.25
  5. Step 5: Solve for x
    x = 1,312,817,537,306.25/755,857
  6. Step 6: Final answer
    x = 1,736,859.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.