Home / 994,054.56-1,490,970.74-274,450.29

Finding the Fourth Proportional to 994,054.56, 1,490,970.74 and 274,450.29

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Solution

The fourth proportional to 994,054.56, 1,490,970.74 and 274,450.29 is: 411,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,054.56 : 1,490,970.74 = 274,450.29 : x
  2. Step 2: Convert to fraction form
    994,054.56/1,490,970.74 = 274,450.29/x
  3. Step 3: Cross multiply
    994,054.56x = 1,490,970.74 × 274,450.29
  4. Step 4: Simplify right side
    994,054.56x = 409,197,350,602.26
  5. Step 5: Solve for x
    x = 409,197,350,602.26/994,054.56
  6. Step 6: Final answer
    x = 411,644.76

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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.