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Finding the Fourth Proportional to 304,584.57, 420,370.69 and 175,498.32

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Solution

The fourth proportional to 304,584.57, 420,370.69 and 175,498.32 is: 242,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,584.57 : 420,370.69 = 175,498.32 : x
  2. Step 2: Convert to fraction form
    304,584.57/420,370.69 = 175,498.32/x
  3. Step 3: Cross multiply
    304,584.57x = 420,370.69 × 175,498.32
  4. Step 4: Simplify right side
    304,584.57x = 73,774,350,773.64
  5. Step 5: Solve for x
    x = 73,774,350,773.64/304,584.57
  6. Step 6: Final answer
    x = 242,213.03

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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.