Home / 859,197.56-1,185,692.64-477,259.88

Finding the Fourth Proportional to 859,197.56, 1,185,692.64 and 477,259.88

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Solution

The fourth proportional to 859,197.56, 1,185,692.64 and 477,259.88 is: 658,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,197.56 : 1,185,692.64 = 477,259.88 : x
  2. Step 2: Convert to fraction form
    859,197.56/1,185,692.64 = 477,259.88/x
  3. Step 3: Cross multiply
    859,197.56x = 1,185,692.64 × 477,259.88
  4. Step 4: Simplify right side
    859,197.56x = 565,883,527,083.28
  5. Step 5: Solve for x
    x = 565,883,527,083.28/859,197.56
  6. Step 6: Final answer
    x = 658,618.64

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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.