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Finding the Fourth Proportional to 504,210.63, 695,801.75 and 274,769.97

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Solution

The fourth proportional to 504,210.63, 695,801.75 and 274,769.97 is: 379,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,210.63 : 695,801.75 = 274,769.97 : x
  2. Step 2: Convert to fraction form
    504,210.63/695,801.75 = 274,769.97/x
  3. Step 3: Cross multiply
    504,210.63x = 695,801.75 × 274,769.97
  4. Step 4: Simplify right side
    504,210.63x = 191,185,424,599.60
  5. Step 5: Solve for x
    x = 191,185,424,599.60/504,210.63
  6. Step 6: Final answer
    x = 379,177.70

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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.