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Finding the Fourth Proportional to 552,810.06, 829,219.74 and 153,481.98

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Solution

The fourth proportional to 552,810.06, 829,219.74 and 153,481.98 is: 230,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,810.06 : 829,219.74 = 153,481.98 : x
  2. Step 2: Convert to fraction form
    552,810.06/829,219.74 = 153,481.98/x
  3. Step 3: Cross multiply
    552,810.06x = 829,219.74 × 153,481.98
  4. Step 4: Simplify right side
    552,810.06x = 127,270,287,550.29
  5. Step 5: Solve for x
    x = 127,270,287,550.29/552,810.06
  6. Step 6: Final answer
    x = 230,224.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.