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Finding the Fourth Proportional to 304,154.16, 419,784.82 and 176,903.56

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Solution

The fourth proportional to 304,154.16, 419,784.82 and 176,903.56 is: 244,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,154.16 : 419,784.82 = 176,903.56 : x
  2. Step 2: Convert to fraction form
    304,154.16/419,784.82 = 176,903.56/x
  3. Step 3: Cross multiply
    304,154.16x = 419,784.82 × 176,903.56
  4. Step 4: Simplify right side
    304,154.16x = 74,261,429,091.96
  5. Step 5: Solve for x
    x = 74,261,429,091.96/304,154.16
  6. Step 6: Final answer
    x = 244,157.20

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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.