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Finding the Fourth Proportional to 446,762.41, 670,226.62 and 147,264.01

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Solution

The fourth proportional to 446,762.41, 670,226.62 and 147,264.01 is: 220,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,762.41 : 670,226.62 = 147,264.01 : x
  2. Step 2: Convert to fraction form
    446,762.41/670,226.62 = 147,264.01/x
  3. Step 3: Cross multiply
    446,762.41x = 670,226.62 × 147,264.01
  4. Step 4: Simplify right side
    446,762.41x = 98,700,258,933.63
  5. Step 5: Solve for x
    x = 98,700,258,933.63/446,762.41
  6. Step 6: Final answer
    x = 220,923.37

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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.