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Finding the Fourth Proportional to 405,581.00, 608,413.01 and 153,074.03

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Solution

The fourth proportional to 405,581.00, 608,413.01 and 153,074.03 is: 229,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,581.00 : 608,413.01 = 153,074.03 : x
  2. Step 2: Convert to fraction form
    405,581.00/608,413.01 = 153,074.03/x
  3. Step 3: Cross multiply
    405,581.00x = 608,413.01 × 153,074.03
  4. Step 4: Simplify right side
    405,581.00x = 93,132,227,537.70
  5. Step 5: Solve for x
    x = 93,132,227,537.70/405,581.00
  6. Step 6: Final answer
    x = 229,626.71

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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.