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Finding the Fourth Proportional to 429,590.59, 592,942.14 and 248,406.95

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Solution

The fourth proportional to 429,590.59, 592,942.14 and 248,406.95 is: 342,863.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,590.59 : 592,942.14 = 248,406.95 : x
  2. Step 2: Convert to fraction form
    429,590.59/592,942.14 = 248,406.95/x
  3. Step 3: Cross multiply
    429,590.59x = 592,942.14 × 248,406.95
  4. Step 4: Simplify right side
    429,590.59x = 147,290,950,006.23
  5. Step 5: Solve for x
    x = 147,290,950,006.23/429,590.59
  6. Step 6: Final answer
    x = 342,863.54

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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.