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Finding the Third Proportional to 271,606,579.50 and 430,784,854.50

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Solution

The third proportional to 271,606,579.50 and 430,784,854.50 is: 683,251,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,606,579.50 : 430,784,854.50 = 430,784,854.50 : x
  2. Step 2: Convert to fraction form
    271,606,579.50/430,784,854.50 = 430,784,854.50/x
  3. Step 3: Cross multiply
    271,606,579.50x = 430,784,854.50 × 430,784,854.50
  4. Step 4: Simplify right side
    271,606,579.50x = 185,575,590,866,586,176
  5. Step 5: Solve for x
    x = 185,575,590,866,586,176/271,606,579.50
  6. Step 6: Final answer
    x = 683,251,455.87

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.