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Finding the Fourth Proportional to 586,550.16, 879,814.44 and 187,187.76

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Solution

The fourth proportional to 586,550.16, 879,814.44 and 187,187.76 is: 280,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,550.16 : 879,814.44 = 187,187.76 : x
  2. Step 2: Convert to fraction form
    586,550.16/879,814.44 = 187,187.76/x
  3. Step 3: Cross multiply
    586,550.16x = 879,814.44 × 187,187.76
  4. Step 4: Simplify right side
    586,550.16x = 164,690,494,239.25
  5. Step 5: Solve for x
    x = 164,690,494,239.25/586,550.16
  6. Step 6: Final answer
    x = 280,778.19

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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.