Home / 462,097.20-637,343.01-397,673.58

Finding the Fourth Proportional to 462,097.20, 637,343.01 and 397,673.58

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Solution

The fourth proportional to 462,097.20, 637,343.01 and 397,673.58 is: 548,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,097.20 : 637,343.01 = 397,673.58 : x
  2. Step 2: Convert to fraction form
    462,097.20/637,343.01 = 397,673.58/x
  3. Step 3: Cross multiply
    462,097.20x = 637,343.01 × 397,673.58
  4. Step 4: Simplify right side
    462,097.20x = 253,454,476,474.68
  5. Step 5: Solve for x
    x = 253,454,476,474.68/462,097.20
  6. Step 6: Final answer
    x = 548,487.37

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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.