Home / 330,145.20-455,611.41-184,957.26

Finding the Fourth Proportional to 330,145.20, 455,611.41 and 184,957.26

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Solution

The fourth proportional to 330,145.20, 455,611.41 and 184,957.26 is: 255,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,145.20 : 455,611.41 = 184,957.26 : x
  2. Step 2: Convert to fraction form
    330,145.20/455,611.41 = 184,957.26/x
  3. Step 3: Cross multiply
    330,145.20x = 455,611.41 × 184,957.26
  4. Step 4: Simplify right side
    330,145.20x = 84,268,638,018.34
  5. Step 5: Solve for x
    x = 84,268,638,018.34/330,145.20
  6. Step 6: Final answer
    x = 255,247.20

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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.