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Finding the Fourth Proportional to 362,543.49, 500,369.94 and 302,018.27

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Solution

The fourth proportional to 362,543.49, 500,369.94 and 302,018.27 is: 416,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,543.49 : 500,369.94 = 302,018.27 : x
  2. Step 2: Convert to fraction form
    362,543.49/500,369.94 = 302,018.27/x
  3. Step 3: Cross multiply
    362,543.49x = 500,369.94 × 302,018.27
  4. Step 4: Simplify right side
    362,543.49x = 151,120,861,136.95
  5. Step 5: Solve for x
    x = 151,120,861,136.95/362,543.49
  6. Step 6: Final answer
    x = 416,835.13

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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.