Home / 842,653.26-1,162,865.61-460,680.06

Finding the Fourth Proportional to 842,653.26, 1,162,865.61 and 460,680.06

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Solution

The fourth proportional to 842,653.26, 1,162,865.61 and 460,680.06 is: 635,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,653.26 : 1,162,865.61 = 460,680.06 : x
  2. Step 2: Convert to fraction form
    842,653.26/1,162,865.61 = 460,680.06/x
  3. Step 3: Cross multiply
    842,653.26x = 1,162,865.61 × 460,680.06
  4. Step 4: Simplify right side
    842,653.26x = 535,708,998,986.74
  5. Step 5: Solve for x
    x = 535,708,998,986.74/842,653.26
  6. Step 6: Final answer
    x = 635,740.73

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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.