Home / 892,706.56-1,231,931.10-484,805.20

Finding the Fourth Proportional to 892,706.56, 1,231,931.10 and 484,805.20

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Solution

The fourth proportional to 892,706.56, 1,231,931.10 and 484,805.20 is: 669,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,706.56 : 1,231,931.10 = 484,805.20 : x
  2. Step 2: Convert to fraction form
    892,706.56/1,231,931.10 = 484,805.20/x
  3. Step 3: Cross multiply
    892,706.56x = 1,231,931.10 × 484,805.20
  4. Step 4: Simplify right side
    892,706.56x = 597,246,603,321.72
  5. Step 5: Solve for x
    x = 597,246,603,321.72/892,706.56
  6. Step 6: Final answer
    x = 669,029.03

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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.