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Finding the Fourth Proportional to 505,546.52, 757,736.52 and 189,802.04

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Solution

The fourth proportional to 505,546.52, 757,736.52 and 189,802.04 is: 284,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,546.52 : 757,736.52 = 189,802.04 : x
  2. Step 2: Convert to fraction form
    505,546.52/757,736.52 = 189,802.04/x
  3. Step 3: Cross multiply
    505,546.52x = 757,736.52 × 189,802.04
  4. Step 4: Simplify right side
    505,546.52x = 143,819,937,278.50
  5. Step 5: Solve for x
    x = 143,819,937,278.50/505,546.52
  6. Step 6: Final answer
    x = 284,484.08

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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.