Home / 907,896.70-1,362,622.65-403,234.30

Finding the Fourth Proportional to 907,896.70, 1,362,622.65 and 403,234.30

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Solution

The fourth proportional to 907,896.70, 1,362,622.65 and 403,234.30 is: 605,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,896.70 : 1,362,622.65 = 403,234.30 : x
  2. Step 2: Convert to fraction form
    907,896.70/1,362,622.65 = 403,234.30/x
  3. Step 3: Cross multiply
    907,896.70x = 1,362,622.65 × 403,234.30
  4. Step 4: Simplify right side
    907,896.70x = 549,456,190,436.90
  5. Step 5: Solve for x
    x = 549,456,190,436.90/907,896.70
  6. Step 6: Final answer
    x = 605,196.81

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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.