Home / 940,947.92-1,411,419-379,975.76

Finding the Fourth Proportional to 940,947.92, 1,411,419 and 379,975.76

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Solution

The fourth proportional to 940,947.92, 1,411,419 and 379,975.76 is: 569,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,947.92 : 1,411,419 = 379,975.76 : x
  2. Step 2: Convert to fraction form
    940,947.92/1,411,419 = 379,975.76/x
  3. Step 3: Cross multiply
    940,947.92x = 1,411,419 × 379,975.76
  4. Step 4: Simplify right side
    940,947.92x = 536,305,007,203.44
  5. Step 5: Solve for x
    x = 536,305,007,203.44/940,947.92
  6. Step 6: Final answer
    x = 569,962.48

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Double scale
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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.