Home / 358,859.20-537,698.40-218,194.24

Finding the Fourth Proportional to 358,859.20, 537,698.40 and 218,194.24

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Solution

The fourth proportional to 358,859.20, 537,698.40 and 218,194.24 is: 326,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,859.20 : 537,698.40 = 218,194.24 : x
  2. Step 2: Convert to fraction form
    358,859.20/537,698.40 = 218,194.24/x
  3. Step 3: Cross multiply
    358,859.20x = 537,698.40 × 218,194.24
  4. Step 4: Simplify right side
    358,859.20x = 117,322,693,737.22
  5. Step 5: Solve for x
    x = 117,322,693,737.22/358,859.20
  6. Step 6: Final answer
    x = 326,932.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.