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Finding the Fourth Proportional to 398,802.08, 550,333.44 and 237,573.62

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Solution

The fourth proportional to 398,802.08, 550,333.44 and 237,573.62 is: 327,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,802.08 : 550,333.44 = 237,573.62 : x
  2. Step 2: Convert to fraction form
    398,802.08/550,333.44 = 237,573.62/x
  3. Step 3: Cross multiply
    398,802.08x = 550,333.44 × 237,573.62
  4. Step 4: Simplify right side
    398,802.08x = 130,744,707,547.85
  5. Step 5: Solve for x
    x = 130,744,707,547.85/398,802.08
  6. Step 6: Final answer
    x = 327,843.59

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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.