Home / 867,548.22-1,197,222.57-505,183.38

Finding the Fourth Proportional to 867,548.22, 1,197,222.57 and 505,183.38

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Solution

The fourth proportional to 867,548.22, 1,197,222.57 and 505,183.38 is: 697,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,548.22 : 1,197,222.57 = 505,183.38 : x
  2. Step 2: Convert to fraction form
    867,548.22/1,197,222.57 = 505,183.38/x
  3. Step 3: Cross multiply
    867,548.22x = 1,197,222.57 × 505,183.38
  4. Step 4: Simplify right side
    867,548.22x = 604,816,944,524.89
  5. Step 5: Solve for x
    x = 604,816,944,524.89/867,548.22
  6. Step 6: Final answer
    x = 697,156.57

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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.