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Finding the Fourth Proportional to 504,008.28, 694,574.44 and 360,519.20

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Solution

The fourth proportional to 504,008.28, 694,574.44 and 360,519.20 is: 496,831.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,008.28 : 694,574.44 = 360,519.20 : x
  2. Step 2: Convert to fraction form
    504,008.28/694,574.44 = 360,519.20/x
  3. Step 3: Cross multiply
    504,008.28x = 694,574.44 × 360,519.20
  4. Step 4: Simplify right side
    504,008.28x = 250,407,421,449.25
  5. Step 5: Solve for x
    x = 250,407,421,449.25/504,008.28
  6. Step 6: Final answer
    x = 496,831.96

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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.