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Finding the Fourth Proportional to 967,347.20, 1,450,502.40 and 405,747.20

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Solution

The fourth proportional to 967,347.20, 1,450,502.40 and 405,747.20 is: 608,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,347.20 : 1,450,502.40 = 405,747.20 : x
  2. Step 2: Convert to fraction form
    967,347.20/1,450,502.40 = 405,747.20/x
  3. Step 3: Cross multiply
    967,347.20x = 1,450,502.40 × 405,747.20
  4. Step 4: Simplify right side
    967,347.20x = 588,537,287,393.28
  5. Step 5: Solve for x
    x = 588,537,287,393.28/967,347.20
  6. Step 6: Final answer
    x = 608,403.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.