Home / 536,220.15-803,105.37-255,934.23

Finding the Fourth Proportional to 536,220.15, 803,105.37 and 255,934.23

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Solution

The fourth proportional to 536,220.15, 803,105.37 and 255,934.23 is: 383,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,220.15 : 803,105.37 = 255,934.23 : x
  2. Step 2: Convert to fraction form
    536,220.15/803,105.37 = 255,934.23/x
  3. Step 3: Cross multiply
    536,220.15x = 803,105.37 × 255,934.23
  4. Step 4: Simplify right side
    536,220.15x = 205,542,154,479.82
  5. Step 5: Solve for x
    x = 205,542,154,479.82/536,220.15
  6. Step 6: Final answer
    x = 383,316.73

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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.