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Finding the Fourth Proportional to 273,772.96, 377,802.67 and 152,916.01

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Solution

The fourth proportional to 273,772.96, 377,802.67 and 152,916.01 is: 211,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,772.96 : 377,802.67 = 152,916.01 : x
  2. Step 2: Convert to fraction form
    273,772.96/377,802.67 = 152,916.01/x
  3. Step 3: Cross multiply
    273,772.96x = 377,802.67 × 152,916.01
  4. Step 4: Simplify right side
    273,772.96x = 57,772,077,425.96
  5. Step 5: Solve for x
    x = 57,772,077,425.96/273,772.96
  6. Step 6: Final answer
    x = 211,021.85

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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.