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Finding the Third Proportional to 3,153,710.63 and 6,904,471.88

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Solution

The third proportional to 3,153,710.63 and 6,904,471.88 is: 15,116,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,710.63 : 6,904,471.88 = 6,904,471.88 : x
  2. Step 2: Convert to fraction form
    3,153,710.63/6,904,471.88 = 6,904,471.88/x
  3. Step 3: Cross multiply
    3,153,710.63x = 6,904,471.88 × 6,904,471.88
  4. Step 4: Simplify right side
    3,153,710.63x = 47,671,731,872,666.02
  5. Step 5: Solve for x
    x = 47,671,731,872,666.02/3,153,710.63
  6. Step 6: Final answer
    x = 15,116,076.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.