Home / 966,727.80-1,450,091.70-256,827.60

Finding the Fourth Proportional to 966,727.80, 1,450,091.70 and 256,827.60

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Solution

The fourth proportional to 966,727.80, 1,450,091.70 and 256,827.60 is: 385,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,727.80 : 1,450,091.70 = 256,827.60 : x
  2. Step 2: Convert to fraction form
    966,727.80/1,450,091.70 = 256,827.60/x
  3. Step 3: Cross multiply
    966,727.80x = 1,450,091.70 × 256,827.60
  4. Step 4: Simplify right side
    966,727.80x = 372,423,571,090.92
  5. Step 5: Solve for x
    x = 372,423,571,090.92/966,727.80
  6. Step 6: Final answer
    x = 385,241.40

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Double scale
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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.