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Finding the Fourth Proportional to 404,883, 607,368.60 and 248,118.84

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Solution

The fourth proportional to 404,883, 607,368.60 and 248,118.84 is: 372,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,883 : 607,368.60 = 248,118.84 : x
  2. Step 2: Convert to fraction form
    404,883/607,368.60 = 248,118.84/x
  3. Step 3: Cross multiply
    404,883x = 607,368.60 × 248,118.84
  4. Step 4: Simplify right side
    404,883x = 150,699,592,484.42
  5. Step 5: Solve for x
    x = 150,699,592,484.42/404,883
  6. Step 6: Final answer
    x = 372,205.29

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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.