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Finding the Fourth Proportional to 273,559.32, 377,214.30 and 177,888.60

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Solution

The fourth proportional to 273,559.32, 377,214.30 and 177,888.60 is: 245,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,559.32 : 377,214.30 = 177,888.60 : x
  2. Step 2: Convert to fraction form
    273,559.32/377,214.30 = 177,888.60/x
  3. Step 3: Cross multiply
    273,559.32x = 377,214.30 × 177,888.60
  4. Step 4: Simplify right side
    273,559.32x = 67,102,123,726.98
  5. Step 5: Solve for x
    x = 67,102,123,726.98/273,559.32
  6. Step 6: Final answer
    x = 245,292.77

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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.