Home / 914,940.28-1,262,581.14-507,059.56

Finding the Fourth Proportional to 914,940.28, 1,262,581.14 and 507,059.56

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Solution

The fourth proportional to 914,940.28, 1,262,581.14 and 507,059.56 is: 699,721.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,940.28 : 1,262,581.14 = 507,059.56 : x
  2. Step 2: Convert to fraction form
    914,940.28/1,262,581.14 = 507,059.56/x
  3. Step 3: Cross multiply
    914,940.28x = 1,262,581.14 × 507,059.56
  4. Step 4: Simplify right side
    914,940.28x = 640,203,837,312.70
  5. Step 5: Solve for x
    x = 640,203,837,312.70/914,940.28
  6. Step 6: Final answer
    x = 699,721.99

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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.