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Finding the Fourth Proportional to 626,202.93, 864,162.63 and 339,725.10

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Solution

The fourth proportional to 626,202.93, 864,162.63 and 339,725.10 is: 468,822.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,202.93 : 864,162.63 = 339,725.10 : x
  2. Step 2: Convert to fraction form
    626,202.93/864,162.63 = 339,725.10/x
  3. Step 3: Cross multiply
    626,202.93x = 864,162.63 × 339,725.10
  4. Step 4: Simplify right side
    626,202.93x = 293,577,735,893.01
  5. Step 5: Solve for x
    x = 293,577,735,893.01/626,202.93
  6. Step 6: Final answer
    x = 468,822.04

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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.