Home / 928,695.47-1,393,664.57-337,719.47

Finding the Fourth Proportional to 928,695.47, 1,393,664.57 and 337,719.47

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Solution

The fourth proportional to 928,695.47, 1,393,664.57 and 337,719.47 is: 506,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,695.47 : 1,393,664.57 = 337,719.47 : x
  2. Step 2: Convert to fraction form
    928,695.47/1,393,664.57 = 337,719.47/x
  3. Step 3: Cross multiply
    928,695.47x = 1,393,664.57 × 337,719.47
  4. Step 4: Simplify right side
    928,695.47x = 470,667,659,938.18
  5. Step 5: Solve for x
    x = 470,667,659,938.18/928,695.47
  6. Step 6: Final answer
    x = 506,805.16

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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.