Home / 927,665.49-1,280,570.28-605,651.61

Finding the Fourth Proportional to 927,665.49, 1,280,570.28 and 605,651.61

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Solution

The fourth proportional to 927,665.49, 1,280,570.28 and 605,651.61 is: 836,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,665.49 : 1,280,570.28 = 605,651.61 : x
  2. Step 2: Convert to fraction form
    927,665.49/1,280,570.28 = 605,651.61/x
  3. Step 3: Cross multiply
    927,665.49x = 1,280,570.28 × 605,651.61
  4. Step 4: Simplify right side
    927,665.49x = 775,579,451,800.15
  5. Step 5: Solve for x
    x = 775,579,451,800.15/927,665.49
  6. Step 6: Final answer
    x = 836,055.09

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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.