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Finding the Third Proportional to 634,810,386 and 1,375,556,124

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Solution

The third proportional to 634,810,386 and 1,375,556,124 is: 2,980,661,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,810,386 : 1,375,556,124 = 1,375,556,124 : x
  2. Step 2: Convert to fraction form
    634,810,386/1,375,556,124 = 1,375,556,124/x
  3. Step 3: Cross multiply
    634,810,386x = 1,375,556,124 × 1,375,556,124
  4. Step 4: Simplify right side
    634,810,386x = 1,892,154,650,273,903,360
  5. Step 5: Solve for x
    x = 1,892,154,650,273,903,360/634,810,386
  6. Step 6: Final answer
    x = 2,980,661,142.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.