Home / 892,946.77-1,231,775.73-565,660.40

Finding the Fourth Proportional to 892,946.77, 1,231,775.73 and 565,660.40

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Solution

The fourth proportional to 892,946.77, 1,231,775.73 and 565,660.40 is: 780,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,946.77 : 1,231,775.73 = 565,660.40 : x
  2. Step 2: Convert to fraction form
    892,946.77/1,231,775.73 = 565,660.40/x
  3. Step 3: Cross multiply
    892,946.77x = 1,231,775.73 × 565,660.40
  4. Step 4: Simplify right side
    892,946.77x = 696,766,745,983.21
  5. Step 5: Solve for x
    x = 696,766,745,983.21/892,946.77
  6. Step 6: Final answer
    x = 780,300.43

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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.