Home / 429,556.78-592,753.67-248,280.45

Finding the Fourth Proportional to 429,556.78, 592,753.67 and 248,280.45

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Solution

The fourth proportional to 429,556.78, 592,753.67 and 248,280.45 is: 342,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,556.78 : 592,753.67 = 248,280.45 : x
  2. Step 2: Convert to fraction form
    429,556.78/592,753.67 = 248,280.45/x
  3. Step 3: Cross multiply
    429,556.78x = 592,753.67 × 248,280.45
  4. Step 4: Simplify right side
    429,556.78x = 147,169,147,926.75
  5. Step 5: Solve for x
    x = 147,169,147,926.75/429,556.78
  6. Step 6: Final answer
    x = 342,606.97

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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.