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Finding the Fourth Proportional to 295,633.96, 407,975.25 and 168,309.55

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Solution

The fourth proportional to 295,633.96, 407,975.25 and 168,309.55 is: 232,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,633.96 : 407,975.25 = 168,309.55 : x
  2. Step 2: Convert to fraction form
    295,633.96/407,975.25 = 168,309.55/x
  3. Step 3: Cross multiply
    295,633.96x = 407,975.25 × 168,309.55
  4. Step 4: Simplify right side
    295,633.96x = 68,666,131,758.58
  5. Step 5: Solve for x
    x = 68,666,131,758.58/295,633.96
  6. Step 6: Final answer
    x = 232,267.40

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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.