Home / 480,326.24-720,488.42-451,097

Finding the Fourth Proportional to 480,326.24, 720,488.42 and 451,097

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Solution

The fourth proportional to 480,326.24, 720,488.42 and 451,097 is: 676,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,326.24 : 720,488.42 = 451,097 : x
  2. Step 2: Convert to fraction form
    480,326.24/720,488.42 = 451,097/x
  3. Step 3: Cross multiply
    480,326.24x = 720,488.42 × 451,097
  4. Step 4: Simplify right side
    480,326.24x = 325,010,164,796.74
  5. Step 5: Solve for x
    x = 325,010,164,796.74/480,326.24
  6. Step 6: Final answer
    x = 676,644.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.