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Finding the Fourth Proportional to 529,774.16, 794,793.72 and 174,808.40

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Solution

The fourth proportional to 529,774.16, 794,793.72 and 174,808.40 is: 262,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,774.16 : 794,793.72 = 174,808.40 : x
  2. Step 2: Convert to fraction form
    529,774.16/794,793.72 = 174,808.40/x
  3. Step 3: Cross multiply
    529,774.16x = 794,793.72 × 174,808.40
  4. Step 4: Simplify right side
    529,774.16x = 138,936,618,523.25
  5. Step 5: Solve for x
    x = 138,936,618,523.25/529,774.16
  6. Step 6: Final answer
    x = 262,256.31

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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.