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Finding the Fourth Proportional to 565,561.04, 848,730.40 and 210,858.80

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Solution

The fourth proportional to 565,561.04, 848,730.40 and 210,858.80 is: 316,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,561.04 : 848,730.40 = 210,858.80 : x
  2. Step 2: Convert to fraction form
    565,561.04/848,730.40 = 210,858.80/x
  3. Step 3: Cross multiply
    565,561.04x = 848,730.40 × 210,858.80
  4. Step 4: Simplify right side
    565,561.04x = 178,962,273,667.52
  5. Step 5: Solve for x
    x = 178,962,273,667.52/565,561.04
  6. Step 6: Final answer
    x = 316,433.17

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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.