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Finding the Fourth Proportional to 433,699.66, 598,492.68 and 240,116

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Solution

The fourth proportional to 433,699.66, 598,492.68 and 240,116 is: 331,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,699.66 : 598,492.68 = 240,116 : x
  2. Step 2: Convert to fraction form
    433,699.66/598,492.68 = 240,116/x
  3. Step 3: Cross multiply
    433,699.66x = 598,492.68 × 240,116
  4. Step 4: Simplify right side
    433,699.66x = 143,707,668,350.88
  5. Step 5: Solve for x
    x = 143,707,668,350.88/433,699.66
  6. Step 6: Final answer
    x = 331,352.96

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Why These Related Problems?

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