Home / 434,743.20-652,114.80-374,608.80

Finding the Fourth Proportional to 434,743.20, 652,114.80 and 374,608.80

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Solution

The fourth proportional to 434,743.20, 652,114.80 and 374,608.80 is: 561,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,743.20 : 652,114.80 = 374,608.80 : x
  2. Step 2: Convert to fraction form
    434,743.20/652,114.80 = 374,608.80/x
  3. Step 3: Cross multiply
    434,743.20x = 652,114.80 × 374,608.80
  4. Step 4: Simplify right side
    434,743.20x = 244,287,942,690.24
  5. Step 5: Solve for x
    x = 244,287,942,690.24/434,743.20
  6. Step 6: Final answer
    x = 561,913.20

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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.