Home / 328,584.26-453,427.40-185,335.76

Finding the Fourth Proportional to 328,584.26, 453,427.40 and 185,335.76

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Solution

The fourth proportional to 328,584.26, 453,427.40 and 185,335.76 is: 255,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,584.26 : 453,427.40 = 185,335.76 : x
  2. Step 2: Convert to fraction form
    328,584.26/453,427.40 = 185,335.76/x
  3. Step 3: Cross multiply
    328,584.26x = 453,427.40 × 185,335.76
  4. Step 4: Simplify right side
    328,584.26x = 84,036,311,783.82
  5. Step 5: Solve for x
    x = 84,036,311,783.82/328,584.26
  6. Step 6: Final answer
    x = 255,752.70

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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.