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Finding the Fourth Proportional to 590,283.02, 885,425.34 and 253,105.94

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Solution

The fourth proportional to 590,283.02, 885,425.34 and 253,105.94 is: 379,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,283.02 : 885,425.34 = 253,105.94 : x
  2. Step 2: Convert to fraction form
    590,283.02/885,425.34 = 253,105.94/x
  3. Step 3: Cross multiply
    590,283.02x = 885,425.34 × 253,105.94
  4. Step 4: Simplify right side
    590,283.02x = 224,106,412,980.52
  5. Step 5: Solve for x
    x = 224,106,412,980.52/590,283.02
  6. Step 6: Final answer
    x = 379,659.26

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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.