Home / 893,047.38-1,232,400.44-485,145.96

Finding the Fourth Proportional to 893,047.38, 1,232,400.44 and 485,145.96

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Solution

The fourth proportional to 893,047.38, 1,232,400.44 and 485,145.96 is: 669,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,047.38 : 1,232,400.44 = 485,145.96 : x
  2. Step 2: Convert to fraction form
    893,047.38/1,232,400.44 = 485,145.96/x
  3. Step 3: Cross multiply
    893,047.38x = 1,232,400.44 × 485,145.96
  4. Step 4: Simplify right side
    893,047.38x = 597,894,092,142.49
  5. Step 5: Solve for x
    x = 597,894,092,142.49/893,047.38
  6. Step 6: Final answer
    x = 669,498.74

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Double scale
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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.