Home / 476,896.05-658,173.77-286,014.45

Finding the Fourth Proportional to 476,896.05, 658,173.77 and 286,014.45

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Solution

The fourth proportional to 476,896.05, 658,173.77 and 286,014.45 is: 394,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,896.05 : 658,173.77 = 286,014.45 : x
  2. Step 2: Convert to fraction form
    476,896.05/658,173.77 = 286,014.45/x
  3. Step 3: Cross multiply
    476,896.05x = 658,173.77 × 286,014.45
  4. Step 4: Simplify right side
    476,896.05x = 188,247,207,400.90
  5. Step 5: Solve for x
    x = 188,247,207,400.90/476,896.05
  6. Step 6: Final answer
    x = 394,734.26

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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.