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Finding the Fourth Proportional to 973,892.40, 1,460,147.40 and 441,668.40

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Solution

The fourth proportional to 973,892.40, 1,460,147.40 and 441,668.40 is: 662,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,892.40 : 1,460,147.40 = 441,668.40 : x
  2. Step 2: Convert to fraction form
    973,892.40/1,460,147.40 = 441,668.40/x
  3. Step 3: Cross multiply
    973,892.40x = 1,460,147.40 × 441,668.40
  4. Step 4: Simplify right side
    973,892.40x = 644,900,965,922.16
  5. Step 5: Solve for x
    x = 644,900,965,922.16/973,892.40
  6. Step 6: Final answer
    x = 662,189.13

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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.