Home / 379,802.93-569,984.31-180,123.89

Finding the Fourth Proportional to 379,802.93, 569,984.31 and 180,123.89

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Solution

The fourth proportional to 379,802.93, 569,984.31 and 180,123.89 is: 270,318.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,802.93 : 569,984.31 = 180,123.89 : x
  2. Step 2: Convert to fraction form
    379,802.93/569,984.31 = 180,123.89/x
  3. Step 3: Cross multiply
    379,802.93x = 569,984.31 × 180,123.89
  4. Step 4: Simplify right side
    379,802.93x = 102,667,788,306.24
  5. Step 5: Solve for x
    x = 102,667,788,306.24/379,802.93
  6. Step 6: Final answer
    x = 270,318.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.