Home / 859,151.88-1,185,596.64-477,203.04

Finding the Fourth Proportional to 859,151.88, 1,185,596.64 and 477,203.04

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Solution

The fourth proportional to 859,151.88, 1,185,596.64 and 477,203.04 is: 658,521.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,151.88 : 1,185,596.64 = 477,203.04 : x
  2. Step 2: Convert to fraction form
    859,151.88/1,185,596.64 = 477,203.04/x
  3. Step 3: Cross multiply
    859,151.88x = 1,185,596.64 × 477,203.04
  4. Step 4: Simplify right side
    859,151.88x = 565,770,320,821.79
  5. Step 5: Solve for x
    x = 565,770,320,821.79/859,151.88
  6. Step 6: Final answer
    x = 658,521.89

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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.