Home / 528,544.22-729,373.83-295,971.35

Finding the Fourth Proportional to 528,544.22, 729,373.83 and 295,971.35

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Solution

The fourth proportional to 528,544.22, 729,373.83 and 295,971.35 is: 408,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,544.22 : 729,373.83 = 295,971.35 : x
  2. Step 2: Convert to fraction form
    528,544.22/729,373.83 = 295,971.35/x
  3. Step 3: Cross multiply
    528,544.22x = 729,373.83 × 295,971.35
  4. Step 4: Simplify right side
    528,544.22x = 215,873,757,119.77
  5. Step 5: Solve for x
    x = 215,873,757,119.77/528,544.22
  6. Step 6: Final answer
    x = 408,430.84

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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.