Home / 730,080.56-1,007,500.56-407,795.24

Finding the Fourth Proportional to 730,080.56, 1,007,500.56 and 407,795.24

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Solution

The fourth proportional to 730,080.56, 1,007,500.56 and 407,795.24 is: 562,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,080.56 : 1,007,500.56 = 407,795.24 : x
  2. Step 2: Convert to fraction form
    730,080.56/1,007,500.56 = 407,795.24/x
  3. Step 3: Cross multiply
    730,080.56x = 1,007,500.56 × 407,795.24
  4. Step 4: Simplify right side
    730,080.56x = 410,853,932,665.33
  5. Step 5: Solve for x
    x = 410,853,932,665.33/730,080.56
  6. Step 6: Final answer
    x = 562,751.50

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.