Home / 863,618.15-1,191,795.02-481,669.54

Finding the Fourth Proportional to 863,618.15, 1,191,795.02 and 481,669.54

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Solution

The fourth proportional to 863,618.15, 1,191,795.02 and 481,669.54 is: 664,705.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,618.15 : 1,191,795.02 = 481,669.54 : x
  2. Step 2: Convert to fraction form
    863,618.15/1,191,795.02 = 481,669.54/x
  3. Step 3: Cross multiply
    863,618.15x = 1,191,795.02 × 481,669.54
  4. Step 4: Simplify right side
    863,618.15x = 574,051,355,476.12
  5. Step 5: Solve for x
    x = 574,051,355,476.12/863,618.15
  6. Step 6: Final answer
    x = 664,705.06

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1.5x scale

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.