Home / 451,768.76-623,441.85-247,821.36

Finding the Fourth Proportional to 451,768.76, 623,441.85 and 247,821.36

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Solution

The fourth proportional to 451,768.76, 623,441.85 and 247,821.36 is: 341,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,768.76 : 623,441.85 = 247,821.36 : x
  2. Step 2: Convert to fraction form
    451,768.76/623,441.85 = 247,821.36/x
  3. Step 3: Cross multiply
    451,768.76x = 623,441.85 × 247,821.36
  4. Step 4: Simplify right side
    451,768.76x = 154,502,206,367.84
  5. Step 5: Solve for x
    x = 154,502,206,367.84/451,768.76
  6. Step 6: Final answer
    x = 341,994.00

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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.