Home / 1,133,998.40-1,700,997.60-386,044.40

Finding the Fourth Proportional to 1,133,998.40, 1,700,997.60 and 386,044.40

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Solution

The fourth proportional to 1,133,998.40, 1,700,997.60 and 386,044.40 is: 579,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,998.40 : 1,700,997.60 = 386,044.40 : x
  2. Step 2: Convert to fraction form
    1,133,998.40/1,700,997.60 = 386,044.40/x
  3. Step 3: Cross multiply
    1,133,998.40x = 1,700,997.60 × 386,044.40
  4. Step 4: Simplify right side
    1,133,998.40x = 656,660,597,893.44
  5. Step 5: Solve for x
    x = 656,660,597,893.44/1,133,998.40
  6. Step 6: Final answer
    x = 579,066.60

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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.