Home / 526,826.84-727,021.06-285,109.44

Finding the Fourth Proportional to 526,826.84, 727,021.06 and 285,109.44

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Solution

The fourth proportional to 526,826.84, 727,021.06 and 285,109.44 is: 393,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,826.84 : 727,021.06 = 285,109.44 : x
  2. Step 2: Convert to fraction form
    526,826.84/727,021.06 = 285,109.44/x
  3. Step 3: Cross multiply
    526,826.84x = 727,021.06 × 285,109.44
  4. Step 4: Simplify right side
    526,826.84x = 207,280,567,284.81
  5. Step 5: Solve for x
    x = 207,280,567,284.81/526,826.84
  6. Step 6: Final answer
    x = 393,451.04

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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.