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Finding the Third Proportional to 360,291,707.44 and 786,648,310.88

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Solution

The third proportional to 360,291,707.44 and 786,648,310.88 is: 1,717,540,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,291,707.44 : 786,648,310.88 = 786,648,310.88 : x
  2. Step 2: Convert to fraction form
    360,291,707.44/786,648,310.88 = 786,648,310.88/x
  3. Step 3: Cross multiply
    360,291,707.44x = 786,648,310.88 × 786,648,310.88
  4. Step 4: Simplify right side
    360,291,707.44x = 618,815,565,002,490,624
  5. Step 5: Solve for x
    x = 618,815,565,002,490,624/360,291,707.44
  6. Step 6: Final answer
    x = 1,717,540,404.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.