Home / 718,811.20-1,078,216.80-466,868.80

Finding the Fourth Proportional to 718,811.20, 1,078,216.80 and 466,868.80

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Solution

The fourth proportional to 718,811.20, 1,078,216.80 and 466,868.80 is: 700,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,811.20 : 1,078,216.80 = 466,868.80 : x
  2. Step 2: Convert to fraction form
    718,811.20/1,078,216.80 = 466,868.80/x
  3. Step 3: Cross multiply
    718,811.20x = 1,078,216.80 × 466,868.80
  4. Step 4: Simplify right side
    718,811.20x = 503,385,783,555.84
  5. Step 5: Solve for x
    x = 503,385,783,555.84/718,811.20
  6. Step 6: Final answer
    x = 700,303.20

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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.