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Finding the Fourth Proportional to 580,574.52, 801,138.06 and 325,875.96

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Solution

The fourth proportional to 580,574.52, 801,138.06 and 325,875.96 is: 449,678.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,574.52 : 801,138.06 = 325,875.96 : x
  2. Step 2: Convert to fraction form
    580,574.52/801,138.06 = 325,875.96/x
  3. Step 3: Cross multiply
    580,574.52x = 801,138.06 × 325,875.96
  4. Step 4: Simplify right side
    580,574.52x = 261,071,634,395.04
  5. Step 5: Solve for x
    x = 261,071,634,395.04/580,574.52
  6. Step 6: Final answer
    x = 449,678.08

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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.