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Finding the Fourth Proportional to 526,174.89, 788,894.93 and 269,508.96

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Solution

The fourth proportional to 526,174.89, 788,894.93 and 269,508.96 is: 404,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,174.89 : 788,894.93 = 269,508.96 : x
  2. Step 2: Convert to fraction form
    526,174.89/788,894.93 = 269,508.96/x
  3. Step 3: Cross multiply
    526,174.89x = 788,894.93 × 269,508.96
  4. Step 4: Simplify right side
    526,174.89x = 212,614,250,786.03
  5. Step 5: Solve for x
    x = 212,614,250,786.03/526,174.89
  6. Step 6: Final answer
    x = 404,075.25

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1.5x scale

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.