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Finding the Third Proportional to 845,779.50 and 1,310,805

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Solution

The third proportional to 845,779.50 and 1,310,805 is: 2,031,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,779.50 : 1,310,805 = 1,310,805 : x
  2. Step 2: Convert to fraction form
    845,779.50/1,310,805 = 1,310,805/x
  3. Step 3: Cross multiply
    845,779.50x = 1,310,805 × 1,310,805
  4. Step 4: Simplify right side
    845,779.50x = 1,718,209,748,025
  5. Step 5: Solve for x
    x = 1,718,209,748,025/845,779.50
  6. Step 6: Final answer
    x = 2,031,510.28

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.