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Finding the Fourth Proportional to 429,622.25, 592,800.53 and 248,267.70

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Solution

The fourth proportional to 429,622.25, 592,800.53 and 248,267.70 is: 342,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,622.25 : 592,800.53 = 248,267.70 : x
  2. Step 2: Convert to fraction form
    429,622.25/592,800.53 = 248,267.70/x
  3. Step 3: Cross multiply
    429,622.25x = 592,800.53 × 248,267.70
  4. Step 4: Simplify right side
    429,622.25x = 147,173,222,900.54
  5. Step 5: Solve for x
    x = 147,173,222,900.54/429,622.25
  6. Step 6: Final answer
    x = 342,564.25

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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.