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Finding the Fourth Proportional to 574,347.89, 860,745.44 and 414,696.89

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Solution

The fourth proportional to 574,347.89, 860,745.44 and 414,696.89 is: 621,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,347.89 : 860,745.44 = 414,696.89 : x
  2. Step 2: Convert to fraction form
    574,347.89/860,745.44 = 414,696.89/x
  3. Step 3: Cross multiply
    574,347.89x = 860,745.44 × 414,696.89
  4. Step 4: Simplify right side
    574,347.89x = 356,948,453,782.70
  5. Step 5: Solve for x
    x = 356,948,453,782.70/574,347.89
  6. Step 6: Final answer
    x = 621,484.75

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1.5x scale

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.