Home / 609,828.80-841,541.05-351,716.56

Finding the Fourth Proportional to 609,828.80, 841,541.05 and 351,716.56

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Solution

The fourth proportional to 609,828.80, 841,541.05 and 351,716.56 is: 485,355.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,828.80 : 841,541.05 = 351,716.56 : x
  2. Step 2: Convert to fraction form
    609,828.80/841,541.05 = 351,716.56/x
  3. Step 3: Cross multiply
    609,828.80x = 841,541.05 × 351,716.56
  4. Step 4: Simplify right side
    609,828.80x = 295,983,924,295.84
  5. Step 5: Solve for x
    x = 295,983,924,295.84/609,828.80
  6. Step 6: Final answer
    x = 485,355.77

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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.