Home / 1,072,697.46-1,609,044.57-273,978.78

Finding the Fourth Proportional to 1,072,697.46, 1,609,044.57 and 273,978.78

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Solution

The fourth proportional to 1,072,697.46, 1,609,044.57 and 273,978.78 is: 410,967.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,697.46 : 1,609,044.57 = 273,978.78 : x
  2. Step 2: Convert to fraction form
    1,072,697.46/1,609,044.57 = 273,978.78/x
  3. Step 3: Cross multiply
    1,072,697.46x = 1,609,044.57 × 273,978.78
  4. Step 4: Simplify right side
    1,072,697.46x = 440,844,068,254.23
  5. Step 5: Solve for x
    x = 440,844,068,254.23/1,072,697.46
  6. Step 6: Final answer
    x = 410,967.76

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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.