Home / 880,171.02-1,214,628.75-498,194.46

Finding the Fourth Proportional to 880,171.02, 1,214,628.75 and 498,194.46

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Solution

The fourth proportional to 880,171.02, 1,214,628.75 and 498,194.46 is: 687,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,171.02 : 1,214,628.75 = 498,194.46 : x
  2. Step 2: Convert to fraction form
    880,171.02/1,214,628.75 = 498,194.46/x
  3. Step 3: Cross multiply
    880,171.02x = 1,214,628.75 × 498,194.46
  4. Step 4: Simplify right side
    880,171.02x = 605,121,314,206.73
  5. Step 5: Solve for x
    x = 605,121,314,206.73/880,171.02
  6. Step 6: Final answer
    x = 687,504.25

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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.