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Finding the Fourth Proportional to 565,389.66, 848,215.50 and 186,296.82

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Solution

The fourth proportional to 565,389.66, 848,215.50 and 186,296.82 is: 279,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,389.66 : 848,215.50 = 186,296.82 : x
  2. Step 2: Convert to fraction form
    565,389.66/848,215.50 = 186,296.82/x
  3. Step 3: Cross multiply
    565,389.66x = 848,215.50 × 186,296.82
  4. Step 4: Simplify right side
    565,389.66x = 158,019,850,324.71
  5. Step 5: Solve for x
    x = 158,019,850,324.71/565,389.66
  6. Step 6: Final answer
    x = 279,488.40

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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.