Home / 624,691.04-936,918.32-304,521.30

Finding the Fourth Proportional to 624,691.04, 936,918.32 and 304,521.30

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Solution

The fourth proportional to 624,691.04, 936,918.32 and 304,521.30 is: 456,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,691.04 : 936,918.32 = 304,521.30 : x
  2. Step 2: Convert to fraction form
    624,691.04/936,918.32 = 304,521.30/x
  3. Step 3: Cross multiply
    624,691.04x = 936,918.32 × 304,521.30
  4. Step 4: Simplify right side
    624,691.04x = 285,311,581,498.99
  5. Step 5: Solve for x
    x = 285,311,581,498.99/624,691.04
  6. Step 6: Final answer
    x = 456,724.31

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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.