Home / 374,148.69-516,336.54-204,393.75

Finding the Fourth Proportional to 374,148.69, 516,336.54 and 204,393.75

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Solution

The fourth proportional to 374,148.69, 516,336.54 and 204,393.75 is: 282,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,148.69 : 516,336.54 = 204,393.75 : x
  2. Step 2: Convert to fraction form
    374,148.69/516,336.54 = 204,393.75/x
  3. Step 3: Cross multiply
    374,148.69x = 516,336.54 × 204,393.75
  4. Step 4: Simplify right side
    374,148.69x = 105,535,961,672.63
  5. Step 5: Solve for x
    x = 105,535,961,672.63/374,148.69
  6. Step 6: Final answer
    x = 282,069.57

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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.