Home / 892,998.69-1,232,352.14-485,108.61

Finding the Fourth Proportional to 892,998.69, 1,232,352.14 and 485,108.61

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Solution

The fourth proportional to 892,998.69, 1,232,352.14 and 485,108.61 is: 669,457.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,998.69 : 1,232,352.14 = 485,108.61 : x
  2. Step 2: Convert to fraction form
    892,998.69/1,232,352.14 = 485,108.61/x
  3. Step 3: Cross multiply
    892,998.69x = 1,232,352.14 × 485,108.61
  4. Step 4: Simplify right side
    892,998.69x = 597,824,631,240.38
  5. Step 5: Solve for x
    x = 597,824,631,240.38/892,998.69
  6. Step 6: Final answer
    x = 669,457.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.