Home / 345,283.20-517,998.72-195,594.24

Finding the Fourth Proportional to 345,283.20, 517,998.72 and 195,594.24

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Solution

The fourth proportional to 345,283.20, 517,998.72 and 195,594.24 is: 293,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,283.20 : 517,998.72 = 195,594.24 : x
  2. Step 2: Convert to fraction form
    345,283.20/517,998.72 = 195,594.24/x
  3. Step 3: Cross multiply
    345,283.20x = 517,998.72 × 195,594.24
  4. Step 4: Simplify right side
    345,283.20x = 101,317,565,959.37
  5. Step 5: Solve for x
    x = 101,317,565,959.37/345,283.20
  6. Step 6: Final answer
    x = 293,433.23

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1.5x scale

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.