Home / 926,899.60-1,388,794.20-452,563.60

Finding the Fourth Proportional to 926,899.60, 1,388,794.20 and 452,563.60

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Solution

The fourth proportional to 926,899.60, 1,388,794.20 and 452,563.60 is: 678,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,899.60 : 1,388,794.20 = 452,563.60 : x
  2. Step 2: Convert to fraction form
    926,899.60/1,388,794.20 = 452,563.60/x
  3. Step 3: Cross multiply
    926,899.60x = 1,388,794.20 × 452,563.60
  4. Step 4: Simplify right side
    926,899.60x = 628,517,702,811.12
  5. Step 5: Solve for x
    x = 628,517,702,811.12/926,899.60
  6. Step 6: Final answer
    x = 678,086.07

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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.