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Finding the Fourth Proportional to 200,003.40, 300,005.10 and 183,673.80

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Solution

The fourth proportional to 200,003.40, 300,005.10 and 183,673.80 is: 275,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,003.40 : 300,005.10 = 183,673.80 : x
  2. Step 2: Convert to fraction form
    200,003.40/300,005.10 = 183,673.80/x
  3. Step 3: Cross multiply
    200,003.40x = 300,005.10 × 183,673.80
  4. Step 4: Simplify right side
    200,003.40x = 55,103,076,736.38
  5. Step 5: Solve for x
    x = 55,103,076,736.38/200,003.40
  6. Step 6: Final answer
    x = 275,510.70

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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.