Home / 401,772.93-554,406.24-240,623.83

Finding the Fourth Proportional to 401,772.93, 554,406.24 and 240,623.83

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Solution

The fourth proportional to 401,772.93, 554,406.24 and 240,623.83 is: 332,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,772.93 : 554,406.24 = 240,623.83 : x
  2. Step 2: Convert to fraction form
    401,772.93/554,406.24 = 240,623.83/x
  3. Step 3: Cross multiply
    401,772.93x = 554,406.24 × 240,623.83
  4. Step 4: Simplify right side
    401,772.93x = 133,403,352,844.70
  5. Step 5: Solve for x
    x = 133,403,352,844.70/401,772.93
  6. Step 6: Final answer
    x = 332,036.69

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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.