Home / 374,591.48-516,836.60-213,443.06

Finding the Fourth Proportional to 374,591.48, 516,836.60 and 213,443.06

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Solution

The fourth proportional to 374,591.48, 516,836.60 and 213,443.06 is: 294,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,591.48 : 516,836.60 = 213,443.06 : x
  2. Step 2: Convert to fraction form
    374,591.48/516,836.60 = 213,443.06/x
  3. Step 3: Cross multiply
    374,591.48x = 516,836.60 × 213,443.06
  4. Step 4: Simplify right side
    374,591.48x = 110,315,182,573.01
  5. Step 5: Solve for x
    x = 110,315,182,573.01/374,591.48
  6. Step 6: Final answer
    x = 294,494.64

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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.