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Finding the Fourth Proportional to 445,697.84, 614,998.07 and 254,674.33

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Solution

The fourth proportional to 445,697.84, 614,998.07 and 254,674.33 is: 351,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,697.84 : 614,998.07 = 254,674.33 : x
  2. Step 2: Convert to fraction form
    445,697.84/614,998.07 = 254,674.33/x
  3. Step 3: Cross multiply
    445,697.84x = 614,998.07 × 254,674.33
  4. Step 4: Simplify right side
    445,697.84x = 156,624,219,572.71
  5. Step 5: Solve for x
    x = 156,624,219,572.71/445,697.84
  6. Step 6: Final answer
    x = 351,413.46

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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.