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Finding the Third Proportional to 370,159,228 and 812,948,817.50

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Solution

The third proportional to 370,159,228 and 812,948,817.50 is: 1,785,409,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,159,228 : 812,948,817.50 = 812,948,817.50 : x
  2. Step 2: Convert to fraction form
    370,159,228/812,948,817.50 = 812,948,817.50/x
  3. Step 3: Cross multiply
    370,159,228x = 812,948,817.50 × 812,948,817.50
  4. Step 4: Simplify right side
    370,159,228x = 660,885,779,874,648,320
  5. Step 5: Solve for x
    x = 660,885,779,874,648,320/370,159,228
  6. Step 6: Final answer
    x = 1,785,409,439.73

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.