Home / 936,207.54-1,291,999.54-528,285.60

Finding the Fourth Proportional to 936,207.54, 1,291,999.54 and 528,285.60

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Solution

The fourth proportional to 936,207.54, 1,291,999.54 and 528,285.60 is: 729,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,207.54 : 1,291,999.54 = 528,285.60 : x
  2. Step 2: Convert to fraction form
    936,207.54/1,291,999.54 = 528,285.60/x
  3. Step 3: Cross multiply
    936,207.54x = 1,291,999.54 × 528,285.60
  4. Step 4: Simplify right side
    936,207.54x = 682,544,752,188.62
  5. Step 5: Solve for x
    x = 682,544,752,188.62/936,207.54
  6. Step 6: Final answer
    x = 729,052.83

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1.5x scale

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.