Home / 741,560.83-1,112,341.23-342,083.41

Finding the Fourth Proportional to 741,560.83, 1,112,341.23 and 342,083.41

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Solution

The fourth proportional to 741,560.83, 1,112,341.23 and 342,083.41 is: 513,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,560.83 : 1,112,341.23 = 342,083.41 : x
  2. Step 2: Convert to fraction form
    741,560.83/1,112,341.23 = 342,083.41/x
  3. Step 3: Cross multiply
    741,560.83x = 1,112,341.23 × 342,083.41
  4. Step 4: Simplify right side
    741,560.83x = 380,513,478,261.14
  5. Step 5: Solve for x
    x = 380,513,478,261.14/741,560.83
  6. Step 6: Final answer
    x = 513,125.11

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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.