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Finding the Fourth Proportional to 616,556.06, 924,813.26 and 217,186.42

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Solution

The fourth proportional to 616,556.06, 924,813.26 and 217,186.42 is: 325,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,556.06 : 924,813.26 = 217,186.42 : x
  2. Step 2: Convert to fraction form
    616,556.06/924,813.26 = 217,186.42/x
  3. Step 3: Cross multiply
    616,556.06x = 924,813.26 × 217,186.42
  4. Step 4: Simplify right side
    616,556.06x = 200,856,881,107.93
  5. Step 5: Solve for x
    x = 200,856,881,107.93/616,556.06
  6. Step 6: Final answer
    x = 325,772.29

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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.