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Finding the Fourth Proportional to 160,413.60, 240,620.40 and 110,647.20

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Solution

The fourth proportional to 160,413.60, 240,620.40 and 110,647.20 is: 165,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,413.60 : 240,620.40 = 110,647.20 : x
  2. Step 2: Convert to fraction form
    160,413.60/240,620.40 = 110,647.20/x
  3. Step 3: Cross multiply
    160,413.60x = 240,620.40 × 110,647.20
  4. Step 4: Simplify right side
    160,413.60x = 26,623,973,522.88
  5. Step 5: Solve for x
    x = 26,623,973,522.88/160,413.60
  6. Step 6: Final answer
    x = 165,970.80

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1.5x scale

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.