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Finding the Fourth Proportional to 586,924.12, 880,686.44 and 279,524.13

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Solution

The fourth proportional to 586,924.12, 880,686.44 and 279,524.13 is: 419,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,924.12 : 880,686.44 = 279,524.13 : x
  2. Step 2: Convert to fraction form
    586,924.12/880,686.44 = 279,524.13/x
  3. Step 3: Cross multiply
    586,924.12x = 880,686.44 × 279,524.13
  4. Step 4: Simplify right side
    586,924.12x = 246,173,107,291.82
  5. Step 5: Solve for x
    x = 246,173,107,291.82/586,924.12
  6. Step 6: Final answer
    x = 419,429.19

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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.