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Finding the Fourth Proportional to 273,302.80, 377,156.88 and 152,444

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Solution

The fourth proportional to 273,302.80, 377,156.88 and 152,444 is: 210,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,302.80 : 377,156.88 = 152,444 : x
  2. Step 2: Convert to fraction form
    273,302.80/377,156.88 = 152,444/x
  3. Step 3: Cross multiply
    273,302.80x = 377,156.88 × 152,444
  4. Step 4: Simplify right side
    273,302.80x = 57,495,303,414.72
  5. Step 5: Solve for x
    x = 57,495,303,414.72/273,302.80
  6. Step 6: Final answer
    x = 210,372.17

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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.