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Finding the Fourth Proportional to 701,010, 967,393.80 and 383,058

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Solution

The fourth proportional to 701,010, 967,393.80 and 383,058 is: 528,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,010 : 967,393.80 = 383,058 : x
  2. Step 2: Convert to fraction form
    701,010/967,393.80 = 383,058/x
  3. Step 3: Cross multiply
    701,010x = 967,393.80 × 383,058
  4. Step 4: Simplify right side
    701,010x = 370,567,934,240.40
  5. Step 5: Solve for x
    x = 370,567,934,240.40/701,010
  6. Step 6: Final answer
    x = 528,620.04

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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.