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Finding the Third Proportional to 423,888 and 594,120

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Solution

The third proportional to 423,888 and 594,120 is: 832,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,888 : 594,120 = 594,120 : x
  2. Step 2: Convert to fraction form
    423,888/594,120 = 594,120/x
  3. Step 3: Cross multiply
    423,888x = 594,120 × 594,120
  4. Step 4: Simplify right side
    423,888x = 352,978,574,400
  5. Step 5: Solve for x
    x = 352,978,574,400/423,888
  6. Step 6: Final answer
    x = 832,716.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.