Home / 806,207.04-1,209,563.28-333,115.20

Finding the Fourth Proportional to 806,207.04, 1,209,563.28 and 333,115.20

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Solution

The fourth proportional to 806,207.04, 1,209,563.28 and 333,115.20 is: 499,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,207.04 : 1,209,563.28 = 333,115.20 : x
  2. Step 2: Convert to fraction form
    806,207.04/1,209,563.28 = 333,115.20/x
  3. Step 3: Cross multiply
    806,207.04x = 1,209,563.28 × 333,115.20
  4. Step 4: Simplify right side
    806,207.04x = 402,923,913,929.86
  5. Step 5: Solve for x
    x = 402,923,913,929.86/806,207.04
  6. Step 6: Final answer
    x = 499,777.22

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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.