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Finding the Fourth Proportional to 366,956.33, 550,407.15 and 153,669.15

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Solution

The fourth proportional to 366,956.33, 550,407.15 and 153,669.15 is: 230,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,956.33 : 550,407.15 = 153,669.15 : x
  2. Step 2: Convert to fraction form
    366,956.33/550,407.15 = 153,669.15/x
  3. Step 3: Cross multiply
    366,956.33x = 550,407.15 × 153,669.15
  4. Step 4: Simplify right side
    366,956.33x = 84,580,598,894.42
  5. Step 5: Solve for x
    x = 84,580,598,894.42/366,956.33
  6. Step 6: Final answer
    x = 230,492.28

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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.