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Finding the Fourth Proportional to 590,037.40, 885,056.10 and 169,355.80

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Solution

The fourth proportional to 590,037.40, 885,056.10 and 169,355.80 is: 254,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,037.40 : 885,056.10 = 169,355.80 : x
  2. Step 2: Convert to fraction form
    590,037.40/885,056.10 = 169,355.80/x
  3. Step 3: Cross multiply
    590,037.40x = 885,056.10 × 169,355.80
  4. Step 4: Simplify right side
    590,037.40x = 149,889,383,860.38
  5. Step 5: Solve for x
    x = 149,889,383,860.38/590,037.40
  6. Step 6: Final answer
    x = 254,033.70

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Similar ratio
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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.