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Finding the Fourth Proportional to 216,981.16, 299,283.30 and 184,633

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Solution

The fourth proportional to 216,981.16, 299,283.30 and 184,633 is: 254,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,981.16 : 299,283.30 = 184,633 : x
  2. Step 2: Convert to fraction form
    216,981.16/299,283.30 = 184,633/x
  3. Step 3: Cross multiply
    216,981.16x = 299,283.30 × 184,633
  4. Step 4: Simplify right side
    216,981.16x = 55,257,573,528.90
  5. Step 5: Solve for x
    x = 55,257,573,528.90/216,981.16
  6. Step 6: Final answer
    x = 254,665.31

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