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Finding the Fourth Proportional to 672,084.36, 927,475.90 and 370,278.36

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Solution

The fourth proportional to 672,084.36, 927,475.90 and 370,278.36 is: 510,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,084.36 : 927,475.90 = 370,278.36 : x
  2. Step 2: Convert to fraction form
    672,084.36/927,475.90 = 370,278.36/x
  3. Step 3: Cross multiply
    672,084.36x = 927,475.90 × 370,278.36
  4. Step 4: Simplify right side
    672,084.36x = 343,424,255,191.52
  5. Step 5: Solve for x
    x = 343,424,255,191.52/672,084.36
  6. Step 6: Final answer
    x = 510,983.85

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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.