Home / 328,288.65-453,011.19-185,083.89

Finding the Fourth Proportional to 328,288.65, 453,011.19 and 185,083.89

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Solution

The fourth proportional to 328,288.65, 453,011.19 and 185,083.89 is: 255,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,288.65 : 453,011.19 = 185,083.89 : x
  2. Step 2: Convert to fraction form
    328,288.65/453,011.19 = 185,083.89/x
  3. Step 3: Cross multiply
    328,288.65x = 453,011.19 × 185,083.89
  4. Step 4: Simplify right side
    328,288.65x = 83,845,073,258.73
  5. Step 5: Solve for x
    x = 83,845,073,258.73/328,288.65
  6. Step 6: Final answer
    x = 255,400.46

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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.