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Finding the Fourth Proportional to 235,804.13, 325,740.49 and 210,302.29

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Solution

The fourth proportional to 235,804.13, 325,740.49 and 210,302.29 is: 290,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,804.13 : 325,740.49 = 210,302.29 : x
  2. Step 2: Convert to fraction form
    235,804.13/325,740.49 = 210,302.29/x
  3. Step 3: Cross multiply
    235,804.13x = 325,740.49 × 210,302.29
  4. Step 4: Simplify right side
    235,804.13x = 68,503,970,874.14
  5. Step 5: Solve for x
    x = 68,503,970,874.14/235,804.13
  6. Step 6: Final answer
    x = 290,512.18

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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.