Home / 614,249.47-848,186.67-385,190.38

Finding the Fourth Proportional to 614,249.47, 848,186.67 and 385,190.38

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Solution

The fourth proportional to 614,249.47, 848,186.67 and 385,190.38 is: 531,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,249.47 : 848,186.67 = 385,190.38 : x
  2. Step 2: Convert to fraction form
    614,249.47/848,186.67 = 385,190.38/x
  3. Step 3: Cross multiply
    614,249.47x = 848,186.67 × 385,190.38
  4. Step 4: Simplify right side
    614,249.47x = 326,713,345,728.24
  5. Step 5: Solve for x
    x = 326,713,345,728.24/614,249.47
  6. Step 6: Final answer
    x = 531,890.32

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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.