Home / 865,692.32-1,194,661.36-483,735.20

Finding the Fourth Proportional to 865,692.32, 1,194,661.36 and 483,735.20

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Solution

The fourth proportional to 865,692.32, 1,194,661.36 and 483,735.20 is: 667,557.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,692.32 : 1,194,661.36 = 483,735.20 : x
  2. Step 2: Convert to fraction form
    865,692.32/1,194,661.36 = 483,735.20/x
  3. Step 3: Cross multiply
    865,692.32x = 1,194,661.36 × 483,735.20
  4. Step 4: Simplify right side
    865,692.32x = 577,899,751,911.87
  5. Step 5: Solve for x
    x = 577,899,751,911.87/865,692.32
  6. Step 6: Final answer
    x = 667,557.91

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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.