Home / 614,942.10-922,413.15-531,998.10

Finding the Fourth Proportional to 614,942.10, 922,413.15 and 531,998.10

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Solution

The fourth proportional to 614,942.10, 922,413.15 and 531,998.10 is: 797,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,942.10 : 922,413.15 = 531,998.10 : x
  2. Step 2: Convert to fraction form
    614,942.10/922,413.15 = 531,998.10/x
  3. Step 3: Cross multiply
    614,942.10x = 922,413.15 × 531,998.10
  4. Step 4: Simplify right side
    614,942.10x = 490,722,043,215.02
  5. Step 5: Solve for x
    x = 490,722,043,215.02/614,942.10
  6. Step 6: Final answer
    x = 797,997.15

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Similar ratio
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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.