Home / 779,506.45-1,169,183.13-528,399.97

Finding the Fourth Proportional to 779,506.45, 1,169,183.13 and 528,399.97

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Solution

The fourth proportional to 779,506.45, 1,169,183.13 and 528,399.97 is: 792,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,506.45 : 1,169,183.13 = 528,399.97 : x
  2. Step 2: Convert to fraction form
    779,506.45/1,169,183.13 = 528,399.97/x
  3. Step 3: Cross multiply
    779,506.45x = 1,169,183.13 × 528,399.97
  4. Step 4: Simplify right side
    779,506.45x = 617,796,330,816.51
  5. Step 5: Solve for x
    x = 617,796,330,816.51/779,506.45
  6. Step 6: Final answer
    x = 792,548.07

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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.