Home / 554,238.98-764,849.46-299,590.17

Finding the Fourth Proportional to 554,238.98, 764,849.46 and 299,590.17

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Solution

The fourth proportional to 554,238.98, 764,849.46 and 299,590.17 is: 413,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,238.98 : 764,849.46 = 299,590.17 : x
  2. Step 2: Convert to fraction form
    554,238.98/764,849.46 = 299,590.17/x
  3. Step 3: Cross multiply
    554,238.98x = 764,849.46 × 299,590.17
  4. Step 4: Simplify right side
    554,238.98x = 229,141,379,745.81
  5. Step 5: Solve for x
    x = 229,141,379,745.81/554,238.98
  6. Step 6: Final answer
    x = 413,434.25

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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.