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Finding the Fourth Proportional to 302,970.75, 418,097.39 and 167,004.83

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Solution

The fourth proportional to 302,970.75, 418,097.39 and 167,004.83 is: 230,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,970.75 : 418,097.39 = 167,004.83 : x
  2. Step 2: Convert to fraction form
    302,970.75/418,097.39 = 167,004.83/x
  3. Step 3: Cross multiply
    302,970.75x = 418,097.39 × 167,004.83
  4. Step 4: Simplify right side
    302,970.75x = 69,824,280,614.88
  5. Step 5: Solve for x
    x = 69,824,280,614.88/302,970.75
  6. Step 6: Final answer
    x = 230,465.42

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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.