Home / 856,694.54-1,182,775.86-551,301.56

Finding the Fourth Proportional to 856,694.54, 1,182,775.86 and 551,301.56

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Solution

The fourth proportional to 856,694.54, 1,182,775.86 and 551,301.56 is: 761,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,694.54 : 1,182,775.86 = 551,301.56 : x
  2. Step 2: Convert to fraction form
    856,694.54/1,182,775.86 = 551,301.56/x
  3. Step 3: Cross multiply
    856,694.54x = 1,182,775.86 × 551,301.56
  4. Step 4: Simplify right side
    856,694.54x = 652,066,170,834.46
  5. Step 5: Solve for x
    x = 652,066,170,834.46/856,694.54
  6. Step 6: Final answer
    x = 761,141.98

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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.