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Finding the Fourth Proportional to 429,567.91, 592,768.94 and 248,291.53

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Solution

The fourth proportional to 429,567.91, 592,768.94 and 248,291.53 is: 342,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,567.91 : 592,768.94 = 248,291.53 : x
  2. Step 2: Convert to fraction form
    429,567.91/592,768.94 = 248,291.53/x
  3. Step 3: Cross multiply
    429,567.91x = 592,768.94 × 248,291.53
  4. Step 4: Simplify right side
    429,567.91x = 147,179,504,325.70
  5. Step 5: Solve for x
    x = 147,179,504,325.70/429,567.91
  6. Step 6: Final answer
    x = 342,622.21

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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.