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Finding the Fourth Proportional to 583,092.84, 874,762 and 330,494.36

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Solution

The fourth proportional to 583,092.84, 874,762 and 330,494.36 is: 495,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,092.84 : 874,762 = 330,494.36 : x
  2. Step 2: Convert to fraction form
    583,092.84/874,762 = 330,494.36/x
  3. Step 3: Cross multiply
    583,092.84x = 874,762 × 330,494.36
  4. Step 4: Simplify right side
    583,092.84x = 289,103,907,342.32
  5. Step 5: Solve for x
    x = 289,103,907,342.32/583,092.84
  6. Step 6: Final answer
    x = 495,811.11

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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.