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Finding the Fourth Proportional to 344,674.05, 517,014.89 and 104,827.01

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Solution

The fourth proportional to 344,674.05, 517,014.89 and 104,827.01 is: 157,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,674.05 : 517,014.89 = 104,827.01 : x
  2. Step 2: Convert to fraction form
    344,674.05/517,014.89 = 104,827.01/x
  3. Step 3: Cross multiply
    344,674.05x = 517,014.89 × 104,827.01
  4. Step 4: Simplify right side
    344,674.05x = 54,197,125,088.87
  5. Step 5: Solve for x
    x = 54,197,125,088.87/344,674.05
  6. Step 6: Final answer
    x = 157,241.68

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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.