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Finding the Fourth Proportional to 569,828.36, 854,718.78 and 149,094.92

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Solution

The fourth proportional to 569,828.36, 854,718.78 and 149,094.92 is: 223,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,828.36 : 854,718.78 = 149,094.92 : x
  2. Step 2: Convert to fraction form
    569,828.36/854,718.78 = 149,094.92/x
  3. Step 3: Cross multiply
    569,828.36x = 854,718.78 × 149,094.92
  4. Step 4: Simplify right side
    569,828.36x = 127,434,228,126.60
  5. Step 5: Solve for x
    x = 127,434,228,126.60/569,828.36
  6. Step 6: Final answer
    x = 223,636.16

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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.