Home / 294,935.80-442,403.70-168,527.20

Finding the Fourth Proportional to 294,935.80, 442,403.70 and 168,527.20

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Solution

The fourth proportional to 294,935.80, 442,403.70 and 168,527.20 is: 252,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,935.80 : 442,403.70 = 168,527.20 : x
  2. Step 2: Convert to fraction form
    294,935.80/442,403.70 = 168,527.20/x
  3. Step 3: Cross multiply
    294,935.80x = 442,403.70 × 168,527.20
  4. Step 4: Simplify right side
    294,935.80x = 74,557,056,830.64
  5. Step 5: Solve for x
    x = 74,557,056,830.64/294,935.80
  6. Step 6: Final answer
    x = 252,790.80

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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.