Home / 369,184.08-509,474.04-199,418.24

Finding the Fourth Proportional to 369,184.08, 509,474.04 and 199,418.24

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Solution

The fourth proportional to 369,184.08, 509,474.04 and 199,418.24 is: 275,197.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,184.08 : 509,474.04 = 199,418.24 : x
  2. Step 2: Convert to fraction form
    369,184.08/509,474.04 = 199,418.24/x
  3. Step 3: Cross multiply
    369,184.08x = 509,474.04 × 199,418.24
  4. Step 4: Simplify right side
    369,184.08x = 101,598,416,382.49
  5. Step 5: Solve for x
    x = 101,598,416,382.49/369,184.08
  6. Step 6: Final answer
    x = 275,197.18

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1.5x scale

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.