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Finding the Fourth Proportional to 429,556.68, 592,753.50 and 248,280.33

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Solution

The fourth proportional to 429,556.68, 592,753.50 and 248,280.33 is: 342,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,556.68 : 592,753.50 = 248,280.33 : x
  2. Step 2: Convert to fraction form
    429,556.68/592,753.50 = 248,280.33/x
  3. Step 3: Cross multiply
    429,556.68x = 592,753.50 × 248,280.33
  4. Step 4: Simplify right side
    429,556.68x = 147,169,034,588.66
  5. Step 5: Solve for x
    x = 147,169,034,588.66/429,556.68
  6. Step 6: Final answer
    x = 342,606.79

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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.