Home / 329,708.28-455,021.88-184,528.64

Finding the Fourth Proportional to 329,708.28, 455,021.88 and 184,528.64

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Solution

The fourth proportional to 329,708.28, 455,021.88 and 184,528.64 is: 254,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,708.28 : 455,021.88 = 184,528.64 : x
  2. Step 2: Convert to fraction form
    329,708.28/455,021.88 = 184,528.64/x
  3. Step 3: Cross multiply
    329,708.28x = 455,021.88 × 184,528.64
  4. Step 4: Simplify right side
    329,708.28x = 83,964,568,686.64
  5. Step 5: Solve for x
    x = 83,964,568,686.64/329,708.28
  6. Step 6: Final answer
    x = 254,663.21

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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.