Home / 707,177.70-1,059,078.11-407,027.37

Finding the Fourth Proportional to 707,177.70, 1,059,078.11 and 407,027.37

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Solution

The fourth proportional to 707,177.70, 1,059,078.11 and 407,027.37 is: 609,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,177.70 : 1,059,078.11 = 407,027.37 : x
  2. Step 2: Convert to fraction form
    707,177.70/1,059,078.11 = 407,027.37/x
  3. Step 3: Cross multiply
    707,177.70x = 1,059,078.11 × 407,027.37
  4. Step 4: Simplify right side
    707,177.70x = 431,073,773,460.05
  5. Step 5: Solve for x
    x = 431,073,773,460.05/707,177.70
  6. Step 6: Final answer
    x = 609,569.24

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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.