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Finding the Fourth Proportional to 602,840.30, 904,428.44 and 491,571.22

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Solution

The fourth proportional to 602,840.30, 904,428.44 and 491,571.22 is: 737,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,840.30 : 904,428.44 = 491,571.22 : x
  2. Step 2: Convert to fraction form
    602,840.30/904,428.44 = 491,571.22/x
  3. Step 3: Cross multiply
    602,840.30x = 904,428.44 × 491,571.22
  4. Step 4: Simplify right side
    602,840.30x = 444,590,991,653.50
  5. Step 5: Solve for x
    x = 444,590,991,653.50/602,840.30
  6. Step 6: Final answer
    x = 737,493.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.