Home / 370,626.38-556,077.96-146,143.31

Finding the Fourth Proportional to 370,626.38, 556,077.96 and 146,143.31

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Solution

The fourth proportional to 370,626.38, 556,077.96 and 146,143.31 is: 219,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,626.38 : 556,077.96 = 146,143.31 : x
  2. Step 2: Convert to fraction form
    370,626.38/556,077.96 = 146,143.31/x
  3. Step 3: Cross multiply
    370,626.38x = 556,077.96 × 146,143.31
  4. Step 4: Simplify right side
    370,626.38x = 81,267,075,603.97
  5. Step 5: Solve for x
    x = 81,267,075,603.97/370,626.38
  6. Step 6: Final answer
    x = 219,269.54

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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.