Home / 806,495.20-1,210,180.20-333,228.40

Finding the Fourth Proportional to 806,495.20, 1,210,180.20 and 333,228.40

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Solution

The fourth proportional to 806,495.20, 1,210,180.20 and 333,228.40 is: 500,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,495.20 : 1,210,180.20 = 333,228.40 : x
  2. Step 2: Convert to fraction form
    806,495.20/1,210,180.20 = 333,228.40/x
  3. Step 3: Cross multiply
    806,495.20x = 1,210,180.20 × 333,228.40
  4. Step 4: Simplify right side
    806,495.20x = 403,266,411,757.68
  5. Step 5: Solve for x
    x = 403,266,411,757.68/806,495.20
  6. Step 6: Final answer
    x = 500,023.33

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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.