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Finding the Fourth Proportional to 529,658.48, 794,319 and 174,606.32

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Solution

The fourth proportional to 529,658.48, 794,319 and 174,606.32 is: 261,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,658.48 : 794,319 = 174,606.32 : x
  2. Step 2: Convert to fraction form
    529,658.48/794,319 = 174,606.32/x
  3. Step 3: Cross multiply
    529,658.48x = 794,319 × 174,606.32
  4. Step 4: Simplify right side
    529,658.48x = 138,693,117,496.08
  5. Step 5: Solve for x
    x = 138,693,117,496.08/529,658.48
  6. Step 6: Final answer
    x = 261,853.86

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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.