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Finding the Fourth Proportional to 360,398.35, 497,453.52 and 237,980.13

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Solution

The fourth proportional to 360,398.35, 497,453.52 and 237,980.13 is: 328,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,398.35 : 497,453.52 = 237,980.13 : x
  2. Step 2: Convert to fraction form
    360,398.35/497,453.52 = 237,980.13/x
  3. Step 3: Cross multiply
    360,398.35x = 497,453.52 × 237,980.13
  4. Step 4: Simplify right side
    360,398.35x = 118,384,053,358.56
  5. Step 5: Solve for x
    x = 118,384,053,358.56/360,398.35
  6. Step 6: Final answer
    x = 328,481.12

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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.