Home / 619,095.57-854,474.42-401,573.81

Finding the Fourth Proportional to 619,095.57, 854,474.42 and 401,573.81

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Solution

The fourth proportional to 619,095.57, 854,474.42 and 401,573.81 is: 554,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,095.57 : 854,474.42 = 401,573.81 : x
  2. Step 2: Convert to fraction form
    619,095.57/854,474.42 = 401,573.81/x
  3. Step 3: Cross multiply
    619,095.57x = 854,474.42 × 401,573.81
  4. Step 4: Simplify right side
    619,095.57x = 343,134,551,527.06
  5. Step 5: Solve for x
    x = 343,134,551,527.06/619,095.57
  6. Step 6: Final answer
    x = 554,251.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.