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Finding the Fourth Proportional to 583,843.77, 875,238.61 and 209,779.29

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Solution

The fourth proportional to 583,843.77, 875,238.61 and 209,779.29 is: 314,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,843.77 : 875,238.61 = 209,779.29 : x
  2. Step 2: Convert to fraction form
    583,843.77/875,238.61 = 209,779.29/x
  3. Step 3: Cross multiply
    583,843.77x = 875,238.61 × 209,779.29
  4. Step 4: Simplify right side
    583,843.77x = 183,606,934,186.39
  5. Step 5: Solve for x
    x = 183,606,934,186.39/583,843.77
  6. Step 6: Final answer
    x = 314,479.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.