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Finding the Fourth Proportional to 552,009, 827,803.32 and 362,418.66

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Solution

The fourth proportional to 552,009, 827,803.32 and 362,418.66 is: 543,490.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,009 : 827,803.32 = 362,418.66 : x
  2. Step 2: Convert to fraction form
    552,009/827,803.32 = 362,418.66/x
  3. Step 3: Cross multiply
    552,009x = 827,803.32 × 362,418.66
  4. Step 4: Simplify right side
    552,009x = 300,011,369,977.95
  5. Step 5: Solve for x
    x = 300,011,369,977.95/552,009
  6. Step 6: Final answer
    x = 543,490.00

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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.