Home / 511,942.24-706,620.81-297,151.51

Finding the Fourth Proportional to 511,942.24, 706,620.81 and 297,151.51

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Solution

The fourth proportional to 511,942.24, 706,620.81 and 297,151.51 is: 410,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,942.24 : 706,620.81 = 297,151.51 : x
  2. Step 2: Convert to fraction form
    511,942.24/706,620.81 = 297,151.51/x
  3. Step 3: Cross multiply
    511,942.24x = 706,620.81 × 297,151.51
  4. Step 4: Simplify right side
    511,942.24x = 209,973,440,688.92
  5. Step 5: Solve for x
    x = 209,973,440,688.92/511,942.24
  6. Step 6: Final answer
    x = 410,150.65

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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.