Home / 702,901.15-1,054,133.43-253,563.55

Finding the Fourth Proportional to 702,901.15, 1,054,133.43 and 253,563.55

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Solution

The fourth proportional to 702,901.15, 1,054,133.43 and 253,563.55 is: 380,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,901.15 : 1,054,133.43 = 253,563.55 : x
  2. Step 2: Convert to fraction form
    702,901.15/1,054,133.43 = 253,563.55/x
  3. Step 3: Cross multiply
    702,901.15x = 1,054,133.43 × 253,563.55
  4. Step 4: Simplify right side
    702,901.15x = 267,289,814,684.48
  5. Step 5: Solve for x
    x = 267,289,814,684.48/702,901.15
  6. Step 6: Final answer
    x = 380,266.58

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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.