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Finding the Fourth Proportional to 559,944.29, 838,608.50 and 514,730.28

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Solution

The fourth proportional to 559,944.29, 838,608.50 and 514,730.28 is: 770,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,944.29 : 838,608.50 = 514,730.28 : x
  2. Step 2: Convert to fraction form
    559,944.29/838,608.50 = 514,730.28/x
  3. Step 3: Cross multiply
    559,944.29x = 838,608.50 × 514,730.28
  4. Step 4: Simplify right side
    559,944.29x = 431,657,188,015.38
  5. Step 5: Solve for x
    x = 431,657,188,015.38/559,944.29
  6. Step 6: Final answer
    x = 770,893.10

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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.