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Finding the Fourth Proportional to 335,274.72, 503,242.56 and 246,278.40

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Solution

The fourth proportional to 335,274.72, 503,242.56 and 246,278.40 is: 369,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,274.72 : 503,242.56 = 246,278.40 : x
  2. Step 2: Convert to fraction form
    335,274.72/503,242.56 = 246,278.40/x
  3. Step 3: Cross multiply
    335,274.72x = 503,242.56 × 246,278.40
  4. Step 4: Simplify right side
    335,274.72x = 123,937,772,488.70
  5. Step 5: Solve for x
    x = 123,937,772,488.70/335,274.72
  6. Step 6: Final answer
    x = 369,660.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.