Home / 741,115.48-1,111,120.26-347,039.32

Finding the Fourth Proportional to 741,115.48, 1,111,120.26 and 347,039.32

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Solution

The fourth proportional to 741,115.48, 1,111,120.26 and 347,039.32 is: 520,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,115.48 : 1,111,120.26 = 347,039.32 : x
  2. Step 2: Convert to fraction form
    741,115.48/1,111,120.26 = 347,039.32/x
  3. Step 3: Cross multiply
    741,115.48x = 1,111,120.26 × 347,039.32
  4. Step 4: Simplify right side
    741,115.48x = 385,602,419,468.62
  5. Step 5: Solve for x
    x = 385,602,419,468.62/741,115.48
  6. Step 6: Final answer
    x = 520,300.05

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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.