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Finding the Fourth Proportional to 582,842.38, 874,223.44 and 358,237.48

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Solution

The fourth proportional to 582,842.38, 874,223.44 and 358,237.48 is: 537,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,842.38 : 874,223.44 = 358,237.48 : x
  2. Step 2: Convert to fraction form
    582,842.38/874,223.44 = 358,237.48/x
  3. Step 3: Cross multiply
    582,842.38x = 874,223.44 × 358,237.48
  4. Step 4: Simplify right side
    582,842.38x = 313,179,595,940.23
  5. Step 5: Solve for x
    x = 313,179,595,940.23/582,842.38
  6. Step 6: Final answer
    x = 537,331.55

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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.