Home / 528,844.43-793,581.86-191,911.37

Finding the Fourth Proportional to 528,844.43, 793,581.86 and 191,911.37

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Solution

The fourth proportional to 528,844.43, 793,581.86 and 191,911.37 is: 287,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,844.43 : 793,581.86 = 191,911.37 : x
  2. Step 2: Convert to fraction form
    528,844.43/793,581.86 = 191,911.37/x
  3. Step 3: Cross multiply
    528,844.43x = 793,581.86 × 191,911.37
  4. Step 4: Simplify right side
    528,844.43x = 152,297,381,959.75
  5. Step 5: Solve for x
    x = 152,297,381,959.75/528,844.43
  6. Step 6: Final answer
    x = 287,981.44

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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.