Home / 892,440.20-1,231,560.28-484,533.96

Finding the Fourth Proportional to 892,440.20, 1,231,560.28 and 484,533.96

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Solution

The fourth proportional to 892,440.20, 1,231,560.28 and 484,533.96 is: 668,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,440.20 : 1,231,560.28 = 484,533.96 : x
  2. Step 2: Convert to fraction form
    892,440.20/1,231,560.28 = 484,533.96/x
  3. Step 3: Cross multiply
    892,440.20x = 1,231,560.28 × 484,533.96
  4. Step 4: Simplify right side
    892,440.20x = 596,732,779,447.11
  5. Step 5: Solve for x
    x = 596,732,779,447.11/892,440.20
  6. Step 6: Final answer
    x = 668,652.96

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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.