Home / 302,812.15-454,289.60-169,784.23

Finding the Fourth Proportional to 302,812.15, 454,289.60 and 169,784.23

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Solution

The fourth proportional to 302,812.15, 454,289.60 and 169,784.23 is: 254,716.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,812.15 : 454,289.60 = 169,784.23 : x
  2. Step 2: Convert to fraction form
    302,812.15/454,289.60 = 169,784.23/x
  3. Step 3: Cross multiply
    302,812.15x = 454,289.60 × 169,784.23
  4. Step 4: Simplify right side
    302,812.15x = 77,131,206,812.64
  5. Step 5: Solve for x
    x = 77,131,206,812.64/302,812.15
  6. Step 6: Final answer
    x = 254,716.36

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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.