Home / 369,743.70-510,246.34-199,977.83

Finding the Fourth Proportional to 369,743.70, 510,246.34 and 199,977.83

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Solution

The fourth proportional to 369,743.70, 510,246.34 and 199,977.83 is: 275,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,743.70 : 510,246.34 = 199,977.83 : x
  2. Step 2: Convert to fraction form
    369,743.70/510,246.34 = 199,977.83/x
  3. Step 3: Cross multiply
    369,743.70x = 510,246.34 × 199,977.83
  4. Step 4: Simplify right side
    369,743.70x = 102,037,954,700.89
  5. Step 5: Solve for x
    x = 102,037,954,700.89/369,743.70
  6. Step 6: Final answer
    x = 275,969.42

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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.