Home / 855,914.04-1,180,824.48-549,944.64

Finding the Fourth Proportional to 855,914.04, 1,180,824.48 and 549,944.64

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Solution

The fourth proportional to 855,914.04, 1,180,824.48 and 549,944.64 is: 758,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,914.04 : 1,180,824.48 = 549,944.64 : x
  2. Step 2: Convert to fraction form
    855,914.04/1,180,824.48 = 549,944.64/x
  3. Step 3: Cross multiply
    855,914.04x = 1,180,824.48 × 549,944.64
  4. Step 4: Simplify right side
    855,914.04x = 649,388,093,556.79
  5. Step 5: Solve for x
    x = 649,388,093,556.79/855,914.04
  6. Step 6: Final answer
    x = 758,707.14

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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.