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Finding the Fourth Proportional to 503,184, 694,393.92 and 276,824.64

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Solution

The fourth proportional to 503,184, 694,393.92 and 276,824.64 is: 382,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,184 : 694,393.92 = 276,824.64 : x
  2. Step 2: Convert to fraction form
    503,184/694,393.92 = 276,824.64/x
  3. Step 3: Cross multiply
    503,184x = 694,393.92 × 276,824.64
  4. Step 4: Simplify right side
    503,184x = 192,225,346,922.19
  5. Step 5: Solve for x
    x = 192,225,346,922.19/503,184
  6. Step 6: Final answer
    x = 382,018.00

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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.