Home / 706,338.26-1,059,483.58-306,979.07

Finding the Fourth Proportional to 706,338.26, 1,059,483.58 and 306,979.07

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Solution

The fourth proportional to 706,338.26, 1,059,483.58 and 306,979.07 is: 460,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,338.26 : 1,059,483.58 = 306,979.07 : x
  2. Step 2: Convert to fraction form
    706,338.26/1,059,483.58 = 306,979.07/x
  3. Step 3: Cross multiply
    706,338.26x = 1,059,483.58 × 306,979.07
  4. Step 4: Simplify right side
    706,338.26x = 325,239,278,003.81
  5. Step 5: Solve for x
    x = 325,239,278,003.81/706,338.26
  6. Step 6: Final answer
    x = 460,458.25

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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.