Home / 856,298.57-1,181,154.30-550,771.94

Finding the Fourth Proportional to 856,298.57, 1,181,154.30 and 550,771.94

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Solution

The fourth proportional to 856,298.57, 1,181,154.30 and 550,771.94 is: 759,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,298.57 : 1,181,154.30 = 550,771.94 : x
  2. Step 2: Convert to fraction form
    856,298.57/1,181,154.30 = 550,771.94/x
  3. Step 3: Cross multiply
    856,298.57x = 1,181,154.30 × 550,771.94
  4. Step 4: Simplify right side
    856,298.57x = 650,546,639,344.57
  5. Step 5: Solve for x
    x = 650,546,639,344.57/856,298.57
  6. Step 6: Final answer
    x = 759,719.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.