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Finding the Fourth Proportional to 344,889.02, 517,411.39 and 105,024.38

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Solution

The fourth proportional to 344,889.02, 517,411.39 and 105,024.38 is: 157,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,889.02 : 517,411.39 = 105,024.38 : x
  2. Step 2: Convert to fraction form
    344,889.02/517,411.39 = 105,024.38/x
  3. Step 3: Cross multiply
    344,889.02x = 517,411.39 × 105,024.38
  4. Step 4: Simplify right side
    344,889.02x = 54,340,807,590.07
  5. Step 5: Solve for x
    x = 54,340,807,590.07/344,889.02
  6. Step 6: Final answer
    x = 157,560.27

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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.