Home / 724,817.16-1,087,586.94-325,743.24

Finding the Fourth Proportional to 724,817.16, 1,087,586.94 and 325,743.24

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Solution

The fourth proportional to 724,817.16, 1,087,586.94 and 325,743.24 is: 488,777.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,817.16 : 1,087,586.94 = 325,743.24 : x
  2. Step 2: Convert to fraction form
    724,817.16/1,087,586.94 = 325,743.24/x
  3. Step 3: Cross multiply
    724,817.16x = 1,087,586.94 × 325,743.24
  4. Step 4: Simplify right side
    724,817.16x = 354,274,093,617.29
  5. Step 5: Solve for x
    x = 354,274,093,617.29/724,817.16
  6. Step 6: Final answer
    x = 488,777.19

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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.