Home / 389,553.57-584,592.80-152,868.33

Finding the Fourth Proportional to 389,553.57, 584,592.80 and 152,868.33

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Solution

The fourth proportional to 389,553.57, 584,592.80 and 152,868.33 is: 229,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,553.57 : 584,592.80 = 152,868.33 : x
  2. Step 2: Convert to fraction form
    389,553.57/584,592.80 = 152,868.33/x
  3. Step 3: Cross multiply
    389,553.57x = 584,592.80 × 152,868.33
  4. Step 4: Simplify right side
    389,553.57x = 89,365,724,301.68
  5. Step 5: Solve for x
    x = 89,365,724,301.68/389,553.57
  6. Step 6: Final answer
    x = 229,405.48

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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.