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Finding the Fourth Proportional to 483,180.72, 724,864.46 and 183,637.94

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Solution

The fourth proportional to 483,180.72, 724,864.46 and 183,637.94 is: 275,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,180.72 : 724,864.46 = 183,637.94 : x
  2. Step 2: Convert to fraction form
    483,180.72/724,864.46 = 183,637.94/x
  3. Step 3: Cross multiply
    483,180.72x = 724,864.46 × 183,637.94
  4. Step 4: Simplify right side
    483,180.72x = 133,112,616,213.61
  5. Step 5: Solve for x
    x = 133,112,616,213.61/483,180.72
  6. Step 6: Final answer
    x = 275,492.40

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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.