Home / 928,186.36-1,392,280.62-254,273.45

Finding the Fourth Proportional to 928,186.36, 1,392,280.62 and 254,273.45

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Solution

The fourth proportional to 928,186.36, 1,392,280.62 and 254,273.45 is: 381,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,186.36 : 1,392,280.62 = 254,273.45 : x
  2. Step 2: Convert to fraction form
    928,186.36/1,392,280.62 = 254,273.45/x
  3. Step 3: Cross multiply
    928,186.36x = 1,392,280.62 × 254,273.45
  4. Step 4: Simplify right side
    928,186.36x = 354,019,988,700.61
  5. Step 5: Solve for x
    x = 354,019,988,700.61/928,186.36
  6. Step 6: Final answer
    x = 381,410.46

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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.