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Finding the Fourth Proportional to 672,210, 927,669.24 and 370,423.44

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Solution

The fourth proportional to 672,210, 927,669.24 and 370,423.44 is: 511,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,210 : 927,669.24 = 370,423.44 : x
  2. Step 2: Convert to fraction form
    672,210/927,669.24 = 370,423.44/x
  3. Step 3: Cross multiply
    672,210x = 927,669.24 × 370,423.44
  4. Step 4: Simplify right side
    672,210x = 343,630,431,062.99
  5. Step 5: Solve for x
    x = 343,630,431,062.99/672,210
  6. Step 6: Final answer
    x = 511,195.06

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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.