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Finding the Fourth Proportional to 295,148.15, 407,302.54 and 167,823.73

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Solution

The fourth proportional to 295,148.15, 407,302.54 and 167,823.73 is: 231,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,148.15 : 407,302.54 = 167,823.73 : x
  2. Step 2: Convert to fraction form
    295,148.15/407,302.54 = 167,823.73/x
  3. Step 3: Cross multiply
    295,148.15x = 407,302.54 × 167,823.73
  4. Step 4: Simplify right side
    295,148.15x = 68,355,030,662.16
  5. Step 5: Solve for x
    x = 68,355,030,662.16/295,148.15
  6. Step 6: Final answer
    x = 231,595.66

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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.