Home / 873,978.53-1,206,151.01-529,828.97

Finding the Fourth Proportional to 873,978.53, 1,206,151.01 and 529,828.97

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Solution

The fourth proportional to 873,978.53, 1,206,151.01 and 529,828.97 is: 731,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,978.53 : 1,206,151.01 = 529,828.97 : x
  2. Step 2: Convert to fraction form
    873,978.53/1,206,151.01 = 529,828.97/x
  3. Step 3: Cross multiply
    873,978.53x = 1,206,151.01 × 529,828.97
  4. Step 4: Simplify right side
    873,978.53x = 639,053,742,586.58
  5. Step 5: Solve for x
    x = 639,053,742,586.58/873,978.53
  6. Step 6: Final answer
    x = 731,200.73

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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.