Home / 896,037.74-1,343,844.30-256,321.76

Finding the Fourth Proportional to 896,037.74, 1,343,844.30 and 256,321.76

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Solution

The fourth proportional to 896,037.74, 1,343,844.30 and 256,321.76 is: 384,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,037.74 : 1,343,844.30 = 256,321.76 : x
  2. Step 2: Convert to fraction form
    896,037.74/1,343,844.30 = 256,321.76/x
  3. Step 3: Cross multiply
    896,037.74x = 1,343,844.30 × 256,321.76
  4. Step 4: Simplify right side
    896,037.74x = 344,456,536,141.97
  5. Step 5: Solve for x
    x = 344,456,536,141.97/896,037.74
  6. Step 6: Final answer
    x = 384,421.91

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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.