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Finding the Fourth Proportional to 552,404.10, 828,606.15 and 463,830.60

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Solution

The fourth proportional to 552,404.10, 828,606.15 and 463,830.60 is: 695,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,404.10 : 828,606.15 = 463,830.60 : x
  2. Step 2: Convert to fraction form
    552,404.10/828,606.15 = 463,830.60/x
  3. Step 3: Cross multiply
    552,404.10x = 828,606.15 × 463,830.60
  4. Step 4: Simplify right side
    552,404.10x = 384,332,887,718.19
  5. Step 5: Solve for x
    x = 384,332,887,718.19/552,404.10
  6. Step 6: Final answer
    x = 695,745.90

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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.