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Finding the Fourth Proportional to 529,921.48, 794,713.62 and 174,869.32

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Solution

The fourth proportional to 529,921.48, 794,713.62 and 174,869.32 is: 262,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,921.48 : 794,713.62 = 174,869.32 : x
  2. Step 2: Convert to fraction form
    529,921.48/794,713.62 = 174,869.32/x
  3. Step 3: Cross multiply
    529,921.48x = 794,713.62 × 174,869.32
  4. Step 4: Simplify right side
    529,921.48x = 138,971,030,324.14
  5. Step 5: Solve for x
    x = 138,971,030,324.14/529,921.48
  6. Step 6: Final answer
    x = 262,248.34

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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.