Home / 328,945.14-453,802.74-193,020.66

Finding the Fourth Proportional to 328,945.14, 453,802.74 and 193,020.66

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Solution

The fourth proportional to 328,945.14, 453,802.74 and 193,020.66 is: 266,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,945.14 : 453,802.74 = 193,020.66 : x
  2. Step 2: Convert to fraction form
    328,945.14/453,802.74 = 193,020.66/x
  3. Step 3: Cross multiply
    328,945.14x = 453,802.74 × 193,020.66
  4. Step 4: Simplify right side
    328,945.14x = 87,593,304,384.61
  5. Step 5: Solve for x
    x = 87,593,304,384.61/328,945.14
  6. Step 6: Final answer
    x = 266,285.45

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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.