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Finding the Fourth Proportional to 569,556.54, 853,913 and 344,864.16

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Solution

The fourth proportional to 569,556.54, 853,913 and 344,864.16 is: 517,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,556.54 : 853,913 = 344,864.16 : x
  2. Step 2: Convert to fraction form
    569,556.54/853,913 = 344,864.16/x
  3. Step 3: Cross multiply
    569,556.54x = 853,913 × 344,864.16
  4. Step 4: Simplify right side
    569,556.54x = 294,483,989,458.08
  5. Step 5: Solve for x
    x = 294,483,989,458.08/569,556.54
  6. Step 6: Final answer
    x = 517,040.84

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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.