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Finding the Fourth Proportional to 737,808.88, 1,018,214.16 and 451,239.04

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Solution

The fourth proportional to 737,808.88, 1,018,214.16 and 451,239.04 is: 622,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,808.88 : 1,018,214.16 = 451,239.04 : x
  2. Step 2: Convert to fraction form
    737,808.88/1,018,214.16 = 451,239.04/x
  3. Step 3: Cross multiply
    737,808.88x = 1,018,214.16 × 451,239.04
  4. Step 4: Simplify right side
    737,808.88x = 459,457,980,072.81
  5. Step 5: Solve for x
    x = 459,457,980,072.81/737,808.88
  6. Step 6: Final answer
    x = 622,733.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.