Home / 446,904.60-670,616.10-166,450.20

Finding the Fourth Proportional to 446,904.60, 670,616.10 and 166,450.20

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Solution

The fourth proportional to 446,904.60, 670,616.10 and 166,450.20 is: 249,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,904.60 : 670,616.10 = 166,450.20 : x
  2. Step 2: Convert to fraction form
    446,904.60/670,616.10 = 166,450.20/x
  3. Step 3: Cross multiply
    446,904.60x = 670,616.10 × 166,450.20
  4. Step 4: Simplify right side
    446,904.60x = 111,624,183,968.22
  5. Step 5: Solve for x
    x = 111,624,183,968.22/446,904.60
  6. Step 6: Final answer
    x = 249,771.84

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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.