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Finding the Fourth Proportional to 469,969.70, 704,954.55 and 451,598.90

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Solution

The fourth proportional to 469,969.70, 704,954.55 and 451,598.90 is: 677,398.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,969.70 : 704,954.55 = 451,598.90 : x
  2. Step 2: Convert to fraction form
    469,969.70/704,954.55 = 451,598.90/x
  3. Step 3: Cross multiply
    469,969.70x = 704,954.55 × 451,598.90
  4. Step 4: Simplify right side
    469,969.70x = 318,356,699,330.00
  5. Step 5: Solve for x
    x = 318,356,699,330.00/469,969.70
  6. Step 6: Final answer
    x = 677,398.35

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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.