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Finding the Fourth Proportional to 302,054.53, 416,898.68 and 191,601.73

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Solution

The fourth proportional to 302,054.53, 416,898.68 and 191,601.73 is: 264,450.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,054.53 : 416,898.68 = 191,601.73 : x
  2. Step 2: Convert to fraction form
    302,054.53/416,898.68 = 191,601.73/x
  3. Step 3: Cross multiply
    302,054.53x = 416,898.68 × 191,601.73
  4. Step 4: Simplify right side
    302,054.53x = 79,878,507,364.71
  5. Step 5: Solve for x
    x = 79,878,507,364.71/302,054.53
  6. Step 6: Final answer
    x = 264,450.62

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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.