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Finding the Fourth Proportional to 369,480.07, 509,882.07 and 199,714.33

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Solution

The fourth proportional to 369,480.07, 509,882.07 and 199,714.33 is: 275,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,480.07 : 509,882.07 = 199,714.33 : x
  2. Step 2: Convert to fraction form
    369,480.07/509,882.07 = 199,714.33/x
  3. Step 3: Cross multiply
    369,480.07x = 509,882.07 × 199,714.33
  4. Step 4: Simplify right side
    369,480.07x = 101,830,755,989.06
  5. Step 5: Solve for x
    x = 101,830,755,989.06/369,480.07
  6. Step 6: Final answer
    x = 275,605.54

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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.