Home / 469,669.98-648,145.97-254,811.81

Finding the Fourth Proportional to 469,669.98, 648,145.97 and 254,811.81

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Solution

The fourth proportional to 469,669.98, 648,145.97 and 254,811.81 is: 351,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,669.98 : 648,145.97 = 254,811.81 : x
  2. Step 2: Convert to fraction form
    469,669.98/648,145.97 = 254,811.81/x
  3. Step 3: Cross multiply
    469,669.98x = 648,145.97 × 254,811.81
  4. Step 4: Simplify right side
    469,669.98x = 165,155,246,485.85
  5. Step 5: Solve for x
    x = 165,155,246,485.85/469,669.98
  6. Step 6: Final answer
    x = 351,641.05

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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.