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Finding the Fourth Proportional to 590,466.40, 888,032.40 and 529,813.60

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Solution

The fourth proportional to 590,466.40, 888,032.40 and 529,813.60 is: 796,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,466.40 : 888,032.40 = 529,813.60 : x
  2. Step 2: Convert to fraction form
    590,466.40/888,032.40 = 529,813.60/x
  3. Step 3: Cross multiply
    590,466.40x = 888,032.40 × 529,813.60
  4. Step 4: Simplify right side
    590,466.40x = 470,491,642,760.64
  5. Step 5: Solve for x
    x = 470,491,642,760.64/590,466.40
  6. Step 6: Final answer
    x = 796,813.57

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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.