Home / 328,635.04-453,520.75-185,394.64

Finding the Fourth Proportional to 328,635.04, 453,520.75 and 185,394.64

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Solution

The fourth proportional to 328,635.04, 453,520.75 and 185,394.64 is: 255,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,635.04 : 453,520.75 = 185,394.64 : x
  2. Step 2: Convert to fraction form
    328,635.04/453,520.75 = 185,394.64/x
  3. Step 3: Cross multiply
    328,635.04x = 453,520.75 × 185,394.64
  4. Step 4: Simplify right side
    328,635.04x = 84,080,313,911.18
  5. Step 5: Solve for x
    x = 84,080,313,911.18/328,635.04
  6. Step 6: Final answer
    x = 255,847.08

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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.