Home / 958,521.13-1,322,763.60-528,801.10

Finding the Fourth Proportional to 958,521.13, 1,322,763.60 and 528,801.10

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Solution

The fourth proportional to 958,521.13, 1,322,763.60 and 528,801.10 is: 729,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,521.13 : 1,322,763.60 = 528,801.10 : x
  2. Step 2: Convert to fraction form
    958,521.13/1,322,763.60 = 528,801.10/x
  3. Step 3: Cross multiply
    958,521.13x = 1,322,763.60 × 528,801.10
  4. Step 4: Simplify right side
    958,521.13x = 699,478,846,719.96
  5. Step 5: Solve for x
    x = 699,478,846,719.96/958,521.13
  6. Step 6: Final answer
    x = 729,747.97

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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.