Home / 329,824.10-455,148.86-184,631.60

Finding the Fourth Proportional to 329,824.10, 455,148.86 and 184,631.60

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Solution

The fourth proportional to 329,824.10, 455,148.86 and 184,631.60 is: 254,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,824.10 : 455,148.86 = 184,631.60 : x
  2. Step 2: Convert to fraction form
    329,824.10/455,148.86 = 184,631.60/x
  3. Step 3: Cross multiply
    329,824.10x = 455,148.86 × 184,631.60
  4. Step 4: Simplify right side
    329,824.10x = 84,034,862,259.98
  5. Step 5: Solve for x
    x = 84,034,862,259.98/329,824.10
  6. Step 6: Final answer
    x = 254,786.91

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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.