Home / 842,284.38-1,162,349.87-460,311.18

Finding the Fourth Proportional to 842,284.38, 1,162,349.87 and 460,311.18

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Solution

The fourth proportional to 842,284.38, 1,162,349.87 and 460,311.18 is: 635,228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,284.38 : 1,162,349.87 = 460,311.18 : x
  2. Step 2: Convert to fraction form
    842,284.38/1,162,349.87 = 460,311.18/x
  3. Step 3: Cross multiply
    842,284.38x = 1,162,349.87 × 460,311.18
  4. Step 4: Simplify right side
    842,284.38x = 535,042,640,232.55
  5. Step 5: Solve for x
    x = 535,042,640,232.55/842,284.38
  6. Step 6: Final answer
    x = 635,228.02

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Double scale
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1.5x scale

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.