Home / 713,766.63-1,070,222.27-227,238.51

Finding the Fourth Proportional to 713,766.63, 1,070,222.27 and 227,238.51

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Solution

The fourth proportional to 713,766.63, 1,070,222.27 and 227,238.51 is: 340,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,766.63 : 1,070,222.27 = 227,238.51 : x
  2. Step 2: Convert to fraction form
    713,766.63/1,070,222.27 = 227,238.51/x
  3. Step 3: Cross multiply
    713,766.63x = 1,070,222.27 × 227,238.51
  4. Step 4: Simplify right side
    713,766.63x = 243,195,718,158.98
  5. Step 5: Solve for x
    x = 243,195,718,158.98/713,766.63
  6. Step 6: Final answer
    x = 340,721.61

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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.