Home / 522,933.88-784,297.52-143,756.77

Finding the Fourth Proportional to 522,933.88, 784,297.52 and 143,756.77

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Solution

The fourth proportional to 522,933.88, 784,297.52 and 143,756.77 is: 215,606.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,933.88 : 784,297.52 = 143,756.77 : x
  2. Step 2: Convert to fraction form
    522,933.88/784,297.52 = 143,756.77/x
  3. Step 3: Cross multiply
    522,933.88x = 784,297.52 × 143,756.77
  4. Step 4: Simplify right side
    522,933.88x = 112,748,078,194.21
  5. Step 5: Solve for x
    x = 112,748,078,194.21/522,933.88
  6. Step 6: Final answer
    x = 215,606.76

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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.