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Finding the Third Proportional to 931,510.13 and 1,318,062.38

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Solution

The third proportional to 931,510.13 and 1,318,062.38 is: 1,865,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,510.13 : 1,318,062.38 = 1,318,062.38 : x
  2. Step 2: Convert to fraction form
    931,510.13/1,318,062.38 = 1,318,062.38/x
  3. Step 3: Cross multiply
    931,510.13x = 1,318,062.38 × 1,318,062.38
  4. Step 4: Simplify right side
    931,510.13x = 1,737,288,424,390.64
  5. Step 5: Solve for x
    x = 1,737,288,424,390.64/931,510.13
  6. Step 6: Final answer
    x = 1,865,023.66

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.