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Finding the Fourth Proportional to 569,280.83, 854,061.39 and 401,129.51

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Solution

The fourth proportional to 569,280.83, 854,061.39 and 401,129.51 is: 601,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,280.83 : 854,061.39 = 401,129.51 : x
  2. Step 2: Convert to fraction form
    569,280.83/854,061.39 = 401,129.51/x
  3. Step 3: Cross multiply
    569,280.83x = 854,061.39 × 401,129.51
  4. Step 4: Simplify right side
    569,280.83x = 342,589,226,880.62
  5. Step 5: Solve for x
    x = 342,589,226,880.62/569,280.83
  6. Step 6: Final answer
    x = 601,793.01

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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.