Home / 730,131.24-1,007,551.62-407,836.20

Finding the Fourth Proportional to 730,131.24, 1,007,551.62 and 407,836.20

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Solution

The fourth proportional to 730,131.24, 1,007,551.62 and 407,836.20 is: 562,797.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,131.24 : 1,007,551.62 = 407,836.20 : x
  2. Step 2: Convert to fraction form
    730,131.24/1,007,551.62 = 407,836.20/x
  3. Step 3: Cross multiply
    730,131.24x = 1,007,551.62 × 407,836.20
  4. Step 4: Simplify right side
    730,131.24x = 410,916,024,004.64
  5. Step 5: Solve for x
    x = 410,916,024,004.64/730,131.24
  6. Step 6: Final answer
    x = 562,797.48

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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.