Home / 754,077.88-1,040,647.34-414,554.68

Finding the Fourth Proportional to 754,077.88, 1,040,647.34 and 414,554.68

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Solution

The fourth proportional to 754,077.88, 1,040,647.34 and 414,554.68 is: 572,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,077.88 : 1,040,647.34 = 414,554.68 : x
  2. Step 2: Convert to fraction form
    754,077.88/1,040,647.34 = 414,554.68/x
  3. Step 3: Cross multiply
    754,077.88x = 1,040,647.34 × 414,554.68
  4. Step 4: Simplify right side
    754,077.88x = 431,405,225,026.55
  5. Step 5: Solve for x
    x = 431,405,225,026.55/754,077.88
  6. Step 6: Final answer
    x = 572,096.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.