Home / 798,783.92-1,102,314.53-436,206.66

Finding the Fourth Proportional to 798,783.92, 1,102,314.53 and 436,206.66

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Solution

The fourth proportional to 798,783.92, 1,102,314.53 and 436,206.66 is: 601,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,783.92 : 1,102,314.53 = 436,206.66 : x
  2. Step 2: Convert to fraction form
    798,783.92/1,102,314.53 = 436,206.66/x
  3. Step 3: Cross multiply
    798,783.92x = 1,102,314.53 × 436,206.66
  4. Step 4: Simplify right side
    798,783.92x = 480,836,939,400.77
  5. Step 5: Solve for x
    x = 480,836,939,400.77/798,783.92
  6. Step 6: Final answer
    x = 601,961.22

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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.