Home / 469,724.28-648,214.38-254,869.08

Finding the Fourth Proportional to 469,724.28, 648,214.38 and 254,869.08

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Solution

The fourth proportional to 469,724.28, 648,214.38 and 254,869.08 is: 351,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,724.28 : 648,214.38 = 254,869.08 : x
  2. Step 2: Convert to fraction form
    469,724.28/648,214.38 = 254,869.08/x
  3. Step 3: Cross multiply
    469,724.28x = 648,214.38 × 254,869.08
  4. Step 4: Simplify right side
    469,724.28x = 165,209,802,673.37
  5. Step 5: Solve for x
    x = 165,209,802,673.37/469,724.28
  6. Step 6: Final answer
    x = 351,716.55

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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.