Home / 374,533.47-516,833.66-213,406.25

Finding the Fourth Proportional to 374,533.47, 516,833.66 and 213,406.25

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Solution

The fourth proportional to 374,533.47, 516,833.66 and 213,406.25 is: 294,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,533.47 : 516,833.66 = 213,406.25 : x
  2. Step 2: Convert to fraction form
    374,533.47/516,833.66 = 213,406.25/x
  3. Step 3: Cross multiply
    374,533.47x = 516,833.66 × 213,406.25
  4. Step 4: Simplify right side
    374,533.47x = 110,295,531,203.72
  5. Step 5: Solve for x
    x = 110,295,531,203.72/374,533.47
  6. Step 6: Final answer
    x = 294,487.78

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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.