Home / 925,607.68-1,386,826.56-505,178.56

Finding the Fourth Proportional to 925,607.68, 1,386,826.56 and 505,178.56

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Solution

The fourth proportional to 925,607.68, 1,386,826.56 and 505,178.56 is: 756,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,607.68 : 1,386,826.56 = 505,178.56 : x
  2. Step 2: Convert to fraction form
    925,607.68/1,386,826.56 = 505,178.56/x
  3. Step 3: Cross multiply
    925,607.68x = 1,386,826.56 × 505,178.56
  4. Step 4: Simplify right side
    925,607.68x = 700,595,044,550.55
  5. Step 5: Solve for x
    x = 700,595,044,550.55/925,607.68
  6. Step 6: Final answer
    x = 756,902.80

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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.