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Finding the Fourth Proportional to 298,029.02, 411,267.53 and 168,976.17

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Solution

The fourth proportional to 298,029.02, 411,267.53 and 168,976.17 is: 233,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,029.02 : 411,267.53 = 168,976.17 : x
  2. Step 2: Convert to fraction form
    298,029.02/411,267.53 = 168,976.17/x
  3. Step 3: Cross multiply
    298,029.02x = 411,267.53 × 168,976.17
  4. Step 4: Simplify right side
    298,029.02x = 69,494,411,219.88
  5. Step 5: Solve for x
    x = 69,494,411,219.88/298,029.02
  6. Step 6: Final answer
    x = 233,180.02

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1.5x scale

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.