Home / 562,079.92-842,979.43-220,592.70

Finding the Fourth Proportional to 562,079.92, 842,979.43 and 220,592.70

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Solution

The fourth proportional to 562,079.92, 842,979.43 and 220,592.70 is: 330,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,079.92 : 842,979.43 = 220,592.70 : x
  2. Step 2: Convert to fraction form
    562,079.92/842,979.43 = 220,592.70/x
  3. Step 3: Cross multiply
    562,079.92x = 842,979.43 × 220,592.70
  4. Step 4: Simplify right side
    562,079.92x = 185,955,111,154.78
  5. Step 5: Solve for x
    x = 185,955,111,154.78/562,079.92
  6. Step 6: Final answer
    x = 330,833.93

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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.