Home / 620,246.80-929,779.56-199,227.52

Finding the Fourth Proportional to 620,246.80, 929,779.56 and 199,227.52

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Solution

The fourth proportional to 620,246.80, 929,779.56 and 199,227.52 is: 298,651.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,246.80 : 929,779.56 = 199,227.52 : x
  2. Step 2: Convert to fraction form
    620,246.80/929,779.56 = 199,227.52/x
  3. Step 3: Cross multiply
    620,246.80x = 929,779.56 × 199,227.52
  4. Step 4: Simplify right side
    620,246.80x = 185,237,675,885.49
  5. Step 5: Solve for x
    x = 185,237,675,885.49/620,246.80
  6. Step 6: Final answer
    x = 298,651.56

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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.