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Finding the Fourth Proportional to 200,026.40, 300,039.60 and 183,696.80

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Solution

The fourth proportional to 200,026.40, 300,039.60 and 183,696.80 is: 275,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,026.40 : 300,039.60 = 183,696.80 : x
  2. Step 2: Convert to fraction form
    200,026.40/300,039.60 = 183,696.80/x
  3. Step 3: Cross multiply
    200,026.40x = 300,039.60 × 183,696.80
  4. Step 4: Simplify right side
    200,026.40x = 55,116,314,393.28
  5. Step 5: Solve for x
    x = 55,116,314,393.28/200,026.40
  6. Step 6: Final answer
    x = 275,545.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.