Home / 702,991.44-1,054,269.86-253,655.19

Finding the Fourth Proportional to 702,991.44, 1,054,269.86 and 253,655.19

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Solution

The fourth proportional to 702,991.44, 1,054,269.86 and 253,655.19 is: 380,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,991.44 : 1,054,269.86 = 253,655.19 : x
  2. Step 2: Convert to fraction form
    702,991.44/1,054,269.86 = 253,655.19/x
  3. Step 3: Cross multiply
    702,991.44x = 1,054,269.86 × 253,655.19
  4. Step 4: Simplify right side
    702,991.44x = 267,421,020,381.30
  5. Step 5: Solve for x
    x = 267,421,020,381.30/702,991.44
  6. Step 6: Final answer
    x = 380,404.38

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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.