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Finding the Fourth Proportional to 604,350.17, 834,288.44 and 383,698.28

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Solution

The fourth proportional to 604,350.17, 834,288.44 and 383,698.28 is: 529,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,350.17 : 834,288.44 = 383,698.28 : x
  2. Step 2: Convert to fraction form
    604,350.17/834,288.44 = 383,698.28/x
  3. Step 3: Cross multiply
    604,350.17x = 834,288.44 × 383,698.28
  4. Step 4: Simplify right side
    604,350.17x = 320,115,039,451.88
  5. Step 5: Solve for x
    x = 320,115,039,451.88/604,350.17
  6. Step 6: Final answer
    x = 529,684.70

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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.