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Finding the Fourth Proportional to 529,798.08, 794,269.20 and 174,590.40

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Solution

The fourth proportional to 529,798.08, 794,269.20 and 174,590.40 is: 261,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,798.08 : 794,269.20 = 174,590.40 : x
  2. Step 2: Convert to fraction form
    529,798.08/794,269.20 = 174,590.40/x
  3. Step 3: Cross multiply
    529,798.08x = 794,269.20 × 174,590.40
  4. Step 4: Simplify right side
    529,798.08x = 138,671,777,335.68
  5. Step 5: Solve for x
    x = 138,671,777,335.68/529,798.08
  6. Step 6: Final answer
    x = 261,744.58

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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.