Home / 520,584.27-718,483.28-329,615.43

Finding the Fourth Proportional to 520,584.27, 718,483.28 and 329,615.43

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Solution

The fourth proportional to 520,584.27, 718,483.28 and 329,615.43 is: 454,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,584.27 : 718,483.28 = 329,615.43 : x
  2. Step 2: Convert to fraction form
    520,584.27/718,483.28 = 329,615.43/x
  3. Step 3: Cross multiply
    520,584.27x = 718,483.28 × 329,615.43
  4. Step 4: Simplify right side
    520,584.27x = 236,823,173,636.93
  5. Step 5: Solve for x
    x = 236,823,173,636.93/520,584.27
  6. Step 6: Final answer
    x = 454,918.04

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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.