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Finding the Third Proportional to 1,931,603.63 and 3,074,712.75

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Solution

The third proportional to 1,931,603.63 and 3,074,712.75 is: 4,894,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,603.63 : 3,074,712.75 = 3,074,712.75 : x
  2. Step 2: Convert to fraction form
    1,931,603.63/3,074,712.75 = 3,074,712.75/x
  3. Step 3: Cross multiply
    1,931,603.63x = 3,074,712.75 × 3,074,712.75
  4. Step 4: Simplify right side
    1,931,603.63x = 9,453,858,495,012.56
  5. Step 5: Solve for x
    x = 9,453,858,495,012.56/1,931,603.63
  6. Step 6: Final answer
    x = 4,894,305.63

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.