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Finding the Fourth Proportional to 523,360.00, 722,511.10 and 352,178.04

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Solution

The fourth proportional to 523,360.00, 722,511.10 and 352,178.04 is: 486,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,360.00 : 722,511.10 = 352,178.04 : x
  2. Step 2: Convert to fraction form
    523,360.00/722,511.10 = 352,178.04/x
  3. Step 3: Cross multiply
    523,360.00x = 722,511.10 × 352,178.04
  4. Step 4: Simplify right side
    523,360.00x = 254,452,543,673.04
  5. Step 5: Solve for x
    x = 254,452,543,673.04/523,360.00
  6. Step 6: Final answer
    x = 486,190.28

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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.