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Finding the Third Proportional to 1,038,530.25 and 1,572,117.75

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Solution

The third proportional to 1,038,530.25 and 1,572,117.75 is: 2,379,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,530.25 : 1,572,117.75 = 1,572,117.75 : x
  2. Step 2: Convert to fraction form
    1,038,530.25/1,572,117.75 = 1,572,117.75/x
  3. Step 3: Cross multiply
    1,038,530.25x = 1,572,117.75 × 1,572,117.75
  4. Step 4: Simplify right side
    1,038,530.25x = 2,471,554,219,865.06
  5. Step 5: Solve for x
    x = 2,471,554,219,865.06/1,038,530.25
  6. Step 6: Final answer
    x = 2,379,857.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.