Home / 742,227.46-1,113,414.09-209,752.54

Finding the Fourth Proportional to 742,227.46, 1,113,414.09 and 209,752.54

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Solution

The fourth proportional to 742,227.46, 1,113,414.09 and 209,752.54 is: 314,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,227.46 : 1,113,414.09 = 209,752.54 : x
  2. Step 2: Convert to fraction form
    742,227.46/1,113,414.09 = 209,752.54/x
  3. Step 3: Cross multiply
    742,227.46x = 1,113,414.09 × 209,752.54
  4. Step 4: Simplify right side
    742,227.46x = 233,541,433,449.29
  5. Step 5: Solve for x
    x = 233,541,433,449.29/742,227.46
  6. Step 6: Final answer
    x = 314,649.41

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Double scale
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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.