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Finding the Fourth Proportional to 673,674.12, 929,670.48 and 371,868.12

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Solution

The fourth proportional to 673,674.12, 929,670.48 and 371,868.12 is: 513,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,674.12 : 929,670.48 = 371,868.12 : x
  2. Step 2: Convert to fraction form
    673,674.12/929,670.48 = 371,868.12/x
  3. Step 3: Cross multiply
    673,674.12x = 929,670.48 × 371,868.12
  4. Step 4: Simplify right side
    673,674.12x = 345,714,813,617.10
  5. Step 5: Solve for x
    x = 345,714,813,617.10/673,674.12
  6. Step 6: Final answer
    x = 513,178.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.