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Finding the Third Proportional to 3,457,223.63 and 7,468,378.13

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Solution

The third proportional to 3,457,223.63 and 7,468,378.13 is: 16,133,371.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,223.63 : 7,468,378.13 = 7,468,378.13 : x
  2. Step 2: Convert to fraction form
    3,457,223.63/7,468,378.13 = 7,468,378.13/x
  3. Step 3: Cross multiply
    3,457,223.63x = 7,468,378.13 × 7,468,378.13
  4. Step 4: Simplify right side
    3,457,223.63x = 55,776,671,817,978.52
  5. Step 5: Solve for x
    x = 55,776,671,817,978.52/3,457,223.63
  6. Step 6: Final answer
    x = 16,133,371.13

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.