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Finding the Fourth Proportional to 565,428.90, 848,252.70 and 166,082.70

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Solution

The fourth proportional to 565,428.90, 848,252.70 and 166,082.70 is: 249,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,428.90 : 848,252.70 = 166,082.70 : x
  2. Step 2: Convert to fraction form
    565,428.90/848,252.70 = 166,082.70/x
  3. Step 3: Cross multiply
    565,428.90x = 848,252.70 × 166,082.70
  4. Step 4: Simplify right side
    565,428.90x = 140,880,098,698.29
  5. Step 5: Solve for x
    x = 140,880,098,698.29/565,428.90
  6. Step 6: Final answer
    x = 249,156.17

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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.