Home / 756,032.97-1,133,870.31-216,272.61

Finding the Fourth Proportional to 756,032.97, 1,133,870.31 and 216,272.61

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Solution

The fourth proportional to 756,032.97, 1,133,870.31 and 216,272.61 is: 324,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,032.97 : 1,133,870.31 = 216,272.61 : x
  2. Step 2: Convert to fraction form
    756,032.97/1,133,870.31 = 216,272.61/x
  3. Step 3: Cross multiply
    756,032.97x = 1,133,870.31 × 216,272.61
  4. Step 4: Simplify right side
    756,032.97x = 245,225,091,345.21
  5. Step 5: Solve for x
    x = 245,225,091,345.21/756,032.97
  6. Step 6: Final answer
    x = 324,357.67

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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.