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Finding the Fourth Proportional to 610,901.52, 843,043.86 and 356,203.50

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Solution

The fourth proportional to 610,901.52, 843,043.86 and 356,203.50 is: 491,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,901.52 : 843,043.86 = 356,203.50 : x
  2. Step 2: Convert to fraction form
    610,901.52/843,043.86 = 356,203.50/x
  3. Step 3: Cross multiply
    610,901.52x = 843,043.86 × 356,203.50
  4. Step 4: Simplify right side
    610,901.52x = 300,295,173,585.51
  5. Step 5: Solve for x
    x = 300,295,173,585.51/610,901.52
  6. Step 6: Final answer
    x = 491,560.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.