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Finding the Fourth Proportional to 404,544.08, 558,480.69 and 295,526.03

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Solution

The fourth proportional to 404,544.08, 558,480.69 and 295,526.03 is: 407,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,544.08 : 558,480.69 = 295,526.03 : x
  2. Step 2: Convert to fraction form
    404,544.08/558,480.69 = 295,526.03/x
  3. Step 3: Cross multiply
    404,544.08x = 558,480.69 × 295,526.03
  4. Step 4: Simplify right side
    404,544.08x = 165,045,578,354.96
  5. Step 5: Solve for x
    x = 165,045,578,354.96/404,544.08
  6. Step 6: Final answer
    x = 407,979.22

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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.