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Finding the Fourth Proportional to 565,372.47, 848,162.61 and 186,315.56

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Solution

The fourth proportional to 565,372.47, 848,162.61 and 186,315.56 is: 279,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,372.47 : 848,162.61 = 186,315.56 : x
  2. Step 2: Convert to fraction form
    565,372.47/848,162.61 = 186,315.56/x
  3. Step 3: Cross multiply
    565,372.47x = 848,162.61 × 186,315.56
  4. Step 4: Simplify right side
    565,372.47x = 158,025,890,593.01
  5. Step 5: Solve for x
    x = 158,025,890,593.01/565,372.47
  6. Step 6: Final answer
    x = 279,507.58

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1.5x scale

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.