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Finding the Fourth Proportional to 223,083.76, 306,671.72 and 191,925.14

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Solution

The fourth proportional to 223,083.76, 306,671.72 and 191,925.14 is: 263,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,083.76 : 306,671.72 = 191,925.14 : x
  2. Step 2: Convert to fraction form
    223,083.76/306,671.72 = 191,925.14/x
  3. Step 3: Cross multiply
    223,083.76x = 306,671.72 × 191,925.14
  4. Step 4: Simplify right side
    223,083.76x = 58,858,012,795.04
  5. Step 5: Solve for x
    x = 58,858,012,795.04/223,083.76
  6. Step 6: Final answer
    x = 263,838.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.