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Finding the Fourth Proportional to 590,964.40, 885,960.60 and 254,263.60

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Solution

The fourth proportional to 590,964.40, 885,960.60 and 254,263.60 is: 381,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,964.40 : 885,960.60 = 254,263.60 : x
  2. Step 2: Convert to fraction form
    590,964.40/885,960.60 = 254,263.60/x
  3. Step 3: Cross multiply
    590,964.40x = 885,960.60 × 254,263.60
  4. Step 4: Simplify right side
    590,964.40x = 225,267,531,614.16
  5. Step 5: Solve for x
    x = 225,267,531,614.16/590,964.40
  6. Step 6: Final answer
    x = 381,186.30

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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.