Home / 276,094.86-380,070.63-204,339.66

Finding the Fourth Proportional to 276,094.86, 380,070.63 and 204,339.66

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Solution

The fourth proportional to 276,094.86, 380,070.63 and 204,339.66 is: 281,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,094.86 : 380,070.63 = 204,339.66 : x
  2. Step 2: Convert to fraction form
    276,094.86/380,070.63 = 204,339.66/x
  3. Step 3: Cross multiply
    276,094.86x = 380,070.63 × 204,339.66
  4. Step 4: Simplify right side
    276,094.86x = 77,663,503,310.19
  5. Step 5: Solve for x
    x = 77,663,503,310.19/276,094.86
  6. Step 6: Final answer
    x = 281,292.83

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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.