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Finding the Fourth Proportional to 363,544.77, 501,561.93 and 210,499.41

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Solution

The fourth proportional to 363,544.77, 501,561.93 and 210,499.41 is: 290,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,544.77 : 501,561.93 = 210,499.41 : x
  2. Step 2: Convert to fraction form
    363,544.77/501,561.93 = 210,499.41/x
  3. Step 3: Cross multiply
    363,544.77x = 501,561.93 × 210,499.41
  4. Step 4: Simplify right side
    363,544.77x = 105,578,490,343.46
  5. Step 5: Solve for x
    x = 105,578,490,343.46/363,544.77
  6. Step 6: Final answer
    x = 290,414.00

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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.