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Finding the Third Proportional to 432,686,308 and 1,020,385,474

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Solution

The third proportional to 432,686,308 and 1,020,385,474 is: 2,406,331,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,686,308 : 1,020,385,474 = 1,020,385,474 : x
  2. Step 2: Convert to fraction form
    432,686,308/1,020,385,474 = 1,020,385,474/x
  3. Step 3: Cross multiply
    432,686,308x = 1,020,385,474 × 1,020,385,474
  4. Step 4: Simplify right side
    432,686,308x = 1,041,186,515,550,204,672
  5. Step 5: Solve for x
    x = 1,041,186,515,550,204,672/432,686,308
  6. Step 6: Final answer
    x = 2,406,331,090.91

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.