Home / 282,246.19-389,501.00-154,922.83

Finding the Fourth Proportional to 282,246.19, 389,501.00 and 154,922.83

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Solution

The fourth proportional to 282,246.19, 389,501.00 and 154,922.83 is: 213,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,246.19 : 389,501.00 = 154,922.83 : x
  2. Step 2: Convert to fraction form
    282,246.19/389,501.00 = 154,922.83/x
  3. Step 3: Cross multiply
    282,246.19x = 389,501.00 × 154,922.83
  4. Step 4: Simplify right side
    282,246.19x = 60,342,596,433.22
  5. Step 5: Solve for x
    x = 60,342,596,433.22/282,246.19
  6. Step 6: Final answer
    x = 213,794.19

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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.