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Finding the Fourth Proportional to 337,468.80, 465,688.48 and 186,556

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Solution

The fourth proportional to 337,468.80, 465,688.48 and 186,556 is: 257,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,468.80 : 465,688.48 = 186,556 : x
  2. Step 2: Convert to fraction form
    337,468.80/465,688.48 = 186,556/x
  3. Step 3: Cross multiply
    337,468.80x = 465,688.48 × 186,556
  4. Step 4: Simplify right side
    337,468.80x = 86,876,980,074.88
  5. Step 5: Solve for x
    x = 86,876,980,074.88/337,468.80
  6. Step 6: Final answer
    x = 257,437.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.