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Finding the Fourth Proportional to 273,068.88, 376,836.76 and 152,217.84

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Solution

The fourth proportional to 273,068.88, 376,836.76 and 152,217.84 is: 210,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,068.88 : 376,836.76 = 152,217.84 : x
  2. Step 2: Convert to fraction form
    273,068.88/376,836.76 = 152,217.84/x
  3. Step 3: Cross multiply
    273,068.88x = 376,836.76 × 152,217.84
  4. Step 4: Simplify right side
    273,068.88x = 57,361,277,639.80
  5. Step 5: Solve for x
    x = 57,361,277,639.80/273,068.88
  6. Step 6: Final answer
    x = 210,061.57

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1.5x scale

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.