Home / 859,772.32-1,186,395.60-477,737.44

Finding the Fourth Proportional to 859,772.32, 1,186,395.60 and 477,737.44

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Solution

The fourth proportional to 859,772.32, 1,186,395.60 and 477,737.44 is: 659,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,772.32 : 1,186,395.60 = 477,737.44 : x
  2. Step 2: Convert to fraction form
    859,772.32/1,186,395.60 = 477,737.44/x
  3. Step 3: Cross multiply
    859,772.32x = 1,186,395.60 × 477,737.44
  4. Step 4: Simplify right side
    859,772.32x = 566,785,596,771.26
  5. Step 5: Solve for x
    x = 566,785,596,771.26/859,772.32
  6. Step 6: Final answer
    x = 659,227.55

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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.