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Finding the Third Proportional to 1,931,278.50 and 4,157,073

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Solution

The third proportional to 1,931,278.50 and 4,157,073 is: 8,948,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,278.50 : 4,157,073 = 4,157,073 : x
  2. Step 2: Convert to fraction form
    1,931,278.50/4,157,073 = 4,157,073/x
  3. Step 3: Cross multiply
    1,931,278.50x = 4,157,073 × 4,157,073
  4. Step 4: Simplify right side
    1,931,278.50x = 17,281,255,927,329
  5. Step 5: Solve for x
    x = 17,281,255,927,329/1,931,278.50
  6. Step 6: Final answer
    x = 8,948,091.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.