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Finding the Fourth Proportional to 590,539.70, 884,477.64 and 274,331.18

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Solution

The fourth proportional to 590,539.70, 884,477.64 and 274,331.18 is: 410,878.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,539.70 : 884,477.64 = 274,331.18 : x
  2. Step 2: Convert to fraction form
    590,539.70/884,477.64 = 274,331.18/x
  3. Step 3: Cross multiply
    590,539.70x = 884,477.64 × 274,331.18
  4. Step 4: Simplify right side
    590,539.70x = 242,639,794,664.82
  5. Step 5: Solve for x
    x = 242,639,794,664.82/590,539.70
  6. Step 6: Final answer
    x = 410,878.04

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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.