Home / 415,619.37-573,543.27-234,329.73

Finding the Fourth Proportional to 415,619.37, 573,543.27 and 234,329.73

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Solution

The fourth proportional to 415,619.37, 573,543.27 and 234,329.73 is: 323,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,619.37 : 573,543.27 = 234,329.73 : x
  2. Step 2: Convert to fraction form
    415,619.37/573,543.27 = 234,329.73/x
  3. Step 3: Cross multiply
    415,619.37x = 573,543.27 × 234,329.73
  4. Step 4: Simplify right side
    415,619.37x = 134,398,239,602.42
  5. Step 5: Solve for x
    x = 134,398,239,602.42/415,619.37
  6. Step 6: Final answer
    x = 323,368.57

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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.