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Finding the Fourth Proportional to 364,897.80, 503,554.32 and 203,755.68

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Solution

The fourth proportional to 364,897.80, 503,554.32 and 203,755.68 is: 281,180.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,897.80 : 503,554.32 = 203,755.68 : x
  2. Step 2: Convert to fraction form
    364,897.80/503,554.32 = 203,755.68/x
  3. Step 3: Cross multiply
    364,897.80x = 503,554.32 × 203,755.68
  4. Step 4: Simplify right side
    364,897.80x = 102,602,052,888.54
  5. Step 5: Solve for x
    x = 102,602,052,888.54/364,897.80
  6. Step 6: Final answer
    x = 281,180.25

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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.