Home / 753,705.81-1,040,093.46-414,174.06

Finding the Fourth Proportional to 753,705.81, 1,040,093.46 and 414,174.06

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Solution

The fourth proportional to 753,705.81, 1,040,093.46 and 414,174.06 is: 571,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,705.81 : 1,040,093.46 = 414,174.06 : x
  2. Step 2: Convert to fraction form
    753,705.81/1,040,093.46 = 414,174.06/x
  3. Step 3: Cross multiply
    753,705.81x = 1,040,093.46 × 414,174.06
  4. Step 4: Simplify right side
    753,705.81x = 430,779,731,107.65
  5. Step 5: Solve for x
    x = 430,779,731,107.65/753,705.81
  6. Step 6: Final answer
    x = 571,548.91

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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.