Home / 557,742.20-836,613.30-183,716.60

Finding the Fourth Proportional to 557,742.20, 836,613.30 and 183,716.60

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Solution

The fourth proportional to 557,742.20, 836,613.30 and 183,716.60 is: 275,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,742.20 : 836,613.30 = 183,716.60 : x
  2. Step 2: Convert to fraction form
    557,742.20/836,613.30 = 183,716.60/x
  3. Step 3: Cross multiply
    557,742.20x = 836,613.30 × 183,716.60
  4. Step 4: Simplify right side
    557,742.20x = 153,699,750,990.78
  5. Step 5: Solve for x
    x = 153,699,750,990.78/557,742.20
  6. Step 6: Final answer
    x = 275,574.90

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Similar ratio
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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.