Home / 507,066.14-699,723.53-277,579.04

Finding the Fourth Proportional to 507,066.14, 699,723.53 and 277,579.04

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Solution

The fourth proportional to 507,066.14, 699,723.53 and 277,579.04 is: 383,043.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,066.14 : 699,723.53 = 277,579.04 : x
  2. Step 2: Convert to fraction form
    507,066.14/699,723.53 = 277,579.04/x
  3. Step 3: Cross multiply
    507,066.14x = 699,723.53 × 277,579.04
  4. Step 4: Simplify right side
    507,066.14x = 194,228,581,877.22
  5. Step 5: Solve for x
    x = 194,228,581,877.22/507,066.14
  6. Step 6: Final answer
    x = 383,043.88

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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.