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Finding the Fourth Proportional to 464,804.52, 641,430.24 and 263,600.52

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Solution

The fourth proportional to 464,804.52, 641,430.24 and 263,600.52 is: 363,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,804.52 : 641,430.24 = 263,600.52 : x
  2. Step 2: Convert to fraction form
    464,804.52/641,430.24 = 263,600.52/x
  3. Step 3: Cross multiply
    464,804.52x = 641,430.24 × 263,600.52
  4. Step 4: Simplify right side
    464,804.52x = 169,081,344,807.73
  5. Step 5: Solve for x
    x = 169,081,344,807.73/464,804.52
  6. Step 6: Final answer
    x = 363,768.72

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1.5x scale

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.