Home / 896,198.72-1,236,782.24-514,295.36

Finding the Fourth Proportional to 896,198.72, 1,236,782.24 and 514,295.36

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Solution

The fourth proportional to 896,198.72, 1,236,782.24 and 514,295.36 is: 709,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,198.72 : 1,236,782.24 = 514,295.36 : x
  2. Step 2: Convert to fraction form
    896,198.72/1,236,782.24 = 514,295.36/x
  3. Step 3: Cross multiply
    896,198.72x = 1,236,782.24 × 514,295.36
  4. Step 4: Simplify right side
    896,198.72x = 636,071,367,362.41
  5. Step 5: Solve for x
    x = 636,071,367,362.41/896,198.72
  6. Step 6: Final answer
    x = 709,743.67

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Double scale
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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.