Home / 702,938.94-1,054,190.21-253,601.25

Finding the Fourth Proportional to 702,938.94, 1,054,190.21 and 253,601.25

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Solution

The fourth proportional to 702,938.94, 1,054,190.21 and 253,601.25 is: 380,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,938.94 : 1,054,190.21 = 253,601.25 : x
  2. Step 2: Convert to fraction form
    702,938.94/1,054,190.21 = 253,601.25/x
  3. Step 3: Cross multiply
    702,938.94x = 1,054,190.21 × 253,601.25
  4. Step 4: Simplify right side
    702,938.94x = 267,343,953,725.76
  5. Step 5: Solve for x
    x = 267,343,953,725.76/702,938.94
  6. Step 6: Final answer
    x = 380,323.15

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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.