Home / 330,332.28-455,890.52-185,162.69

Finding the Fourth Proportional to 330,332.28, 455,890.52 and 185,162.69

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Solution

The fourth proportional to 330,332.28, 455,890.52 and 185,162.69 is: 255,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,332.28 : 455,890.52 = 185,162.69 : x
  2. Step 2: Convert to fraction form
    330,332.28/455,890.52 = 185,162.69/x
  3. Step 3: Cross multiply
    330,332.28x = 455,890.52 × 185,162.69
  4. Step 4: Simplify right side
    330,332.28x = 84,413,911,823.43
  5. Step 5: Solve for x
    x = 84,413,911,823.43/330,332.28
  6. Step 6: Final answer
    x = 255,542.42

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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.