Home / 374,186.43-516,401.07-213,055.56

Finding the Fourth Proportional to 374,186.43, 516,401.07 and 213,055.56

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Solution

The fourth proportional to 374,186.43, 516,401.07 and 213,055.56 is: 294,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,186.43 : 516,401.07 = 213,055.56 : x
  2. Step 2: Convert to fraction form
    374,186.43/516,401.07 = 213,055.56/x
  3. Step 3: Cross multiply
    374,186.43x = 516,401.07 × 213,055.56
  4. Step 4: Simplify right side
    374,186.43x = 110,022,119,153.45
  5. Step 5: Solve for x
    x = 110,022,119,153.45/374,186.43
  6. Step 6: Final answer
    x = 294,030.22

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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.