Home / 702,945.61-1,054,200.46-253,608.07

Finding the Fourth Proportional to 702,945.61, 1,054,200.46 and 253,608.07

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Solution

The fourth proportional to 702,945.61, 1,054,200.46 and 253,608.07 is: 380,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,945.61 : 1,054,200.46 = 253,608.07 : x
  2. Step 2: Convert to fraction form
    702,945.61/1,054,200.46 = 253,608.07/x
  3. Step 3: Cross multiply
    702,945.61x = 1,054,200.46 × 253,608.07
  4. Step 4: Simplify right side
    702,945.61x = 267,353,744,053.71
  5. Step 5: Solve for x
    x = 267,353,744,053.71/702,945.61
  6. Step 6: Final answer
    x = 380,333.47

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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.