Home / 565,998.48-848,997.68-387,965.76

Finding the Fourth Proportional to 565,998.48, 848,997.68 and 387,965.76

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Solution

The fourth proportional to 565,998.48, 848,997.68 and 387,965.76 is: 581,948.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,998.48 : 848,997.68 = 387,965.76 : x
  2. Step 2: Convert to fraction form
    565,998.48/848,997.68 = 387,965.76/x
  3. Step 3: Cross multiply
    565,998.48x = 848,997.68 × 387,965.76
  4. Step 4: Simplify right side
    565,998.48x = 329,382,030,159.44
  5. Step 5: Solve for x
    x = 329,382,030,159.44/565,998.48
  6. Step 6: Final answer
    x = 581,948.61

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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.