Home / 892,346.32-1,230,981.78-569,717.44

Finding the Fourth Proportional to 892,346.32, 1,230,981.78 and 569,717.44

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Solution

The fourth proportional to 892,346.32, 1,230,981.78 and 569,717.44 is: 785,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,346.32 : 1,230,981.78 = 569,717.44 : x
  2. Step 2: Convert to fraction form
    892,346.32/1,230,981.78 = 569,717.44/x
  3. Step 3: Cross multiply
    892,346.32x = 1,230,981.78 × 569,717.44
  4. Step 4: Simplify right side
    892,346.32x = 701,311,788,388.24
  5. Step 5: Solve for x
    x = 701,311,788,388.24/892,346.32
  6. Step 6: Final answer
    x = 785,918.84

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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.