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Finding the Fourth Proportional to 302,550.60, 417,519.82 and 168,414.60

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Solution

The fourth proportional to 302,550.60, 417,519.82 and 168,414.60 is: 232,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,550.60 : 417,519.82 = 168,414.60 : x
  2. Step 2: Convert to fraction form
    302,550.60/417,519.82 = 168,414.60/x
  3. Step 3: Cross multiply
    302,550.60x = 417,519.82 × 168,414.60
  4. Step 4: Simplify right side
    302,550.60x = 70,316,433,056.34
  5. Step 5: Solve for x
    x = 70,316,433,056.34/302,550.60
  6. Step 6: Final answer
    x = 232,412.14

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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.