Home / 832,912.80-1,248,640.20-565,807.20

Finding the Fourth Proportional to 832,912.80, 1,248,640.20 and 565,807.20

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Solution

The fourth proportional to 832,912.80, 1,248,640.20 and 565,807.20 is: 848,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,912.80 : 1,248,640.20 = 565,807.20 : x
  2. Step 2: Convert to fraction form
    832,912.80/1,248,640.20 = 565,807.20/x
  3. Step 3: Cross multiply
    832,912.80x = 1,248,640.20 × 565,807.20
  4. Step 4: Simplify right side
    832,912.80x = 706,489,615,369.44
  5. Step 5: Solve for x
    x = 706,489,615,369.44/832,912.80
  6. Step 6: Final answer
    x = 848,215.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.