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Finding the Fourth Proportional to 230,007.59, 317,525.01 and 178,208.49

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Solution

The fourth proportional to 230,007.59, 317,525.01 and 178,208.49 is: 246,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,007.59 : 317,525.01 = 178,208.49 : x
  2. Step 2: Convert to fraction form
    230,007.59/317,525.01 = 178,208.49/x
  3. Step 3: Cross multiply
    230,007.59x = 317,525.01 × 178,208.49
  4. Step 4: Simplify right side
    230,007.59x = 56,585,652,569.33
  5. Step 5: Solve for x
    x = 56,585,652,569.33/230,007.59
  6. Step 6: Final answer
    x = 246,016.46

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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.