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Finding the Fourth Proportional to 436,127.72, 601,768.05 and 254,804.63

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Solution

The fourth proportional to 436,127.72, 601,768.05 and 254,804.63 is: 351,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,127.72 : 601,768.05 = 254,804.63 : x
  2. Step 2: Convert to fraction form
    436,127.72/601,768.05 = 254,804.63/x
  3. Step 3: Cross multiply
    436,127.72x = 601,768.05 × 254,804.63
  4. Step 4: Simplify right side
    436,127.72x = 153,333,285,326.07
  5. Step 5: Solve for x
    x = 153,333,285,326.07/436,127.72
  6. Step 6: Final answer
    x = 351,578.86

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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.