Home / 842,370.87-1,162,474.83-460,397.82

Finding the Fourth Proportional to 842,370.87, 1,162,474.83 and 460,397.82

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Solution

The fourth proportional to 842,370.87, 1,162,474.83 and 460,397.82 is: 635,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,370.87 : 1,162,474.83 = 460,397.82 : x
  2. Step 2: Convert to fraction form
    842,370.87/1,162,474.83 = 460,397.82/x
  3. Step 3: Cross multiply
    842,370.87x = 1,162,474.83 × 460,397.82
  4. Step 4: Simplify right side
    842,370.87x = 535,200,877,536.87
  5. Step 5: Solve for x
    x = 535,200,877,536.87/842,370.87
  6. Step 6: Final answer
    x = 635,350.65

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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.