Home / 974,727.60-1,461,832.20-300,807.60

Finding the Fourth Proportional to 974,727.60, 1,461,832.20 and 300,807.60

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Solution

The fourth proportional to 974,727.60, 1,461,832.20 and 300,807.60 is: 451,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,727.60 : 1,461,832.20 = 300,807.60 : x
  2. Step 2: Convert to fraction form
    974,727.60/1,461,832.20 = 300,807.60/x
  3. Step 3: Cross multiply
    974,727.60x = 1,461,832.20 × 300,807.60
  4. Step 4: Simplify right side
    974,727.60x = 439,730,235,684.72
  5. Step 5: Solve for x
    x = 439,730,235,684.72/974,727.60
  6. Step 6: Final answer
    x = 451,131.41

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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.