Home / 865,584.70-1,194,552.36-521,528.69

Finding the Fourth Proportional to 865,584.70, 1,194,552.36 and 521,528.69

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Solution

The fourth proportional to 865,584.70, 1,194,552.36 and 521,528.69 is: 719,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,584.70 : 1,194,552.36 = 521,528.69 : x
  2. Step 2: Convert to fraction form
    865,584.70/1,194,552.36 = 521,528.69/x
  3. Step 3: Cross multiply
    865,584.70x = 1,194,552.36 × 521,528.69
  4. Step 4: Simplify right side
    865,584.70x = 622,993,330,433.59
  5. Step 5: Solve for x
    x = 622,993,330,433.59/865,584.70
  6. Step 6: Final answer
    x = 719,737.00

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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.