Home / 730,080.06-1,007,499.87-407,794.74

Finding the Fourth Proportional to 730,080.06, 1,007,499.87 and 407,794.74

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Solution

The fourth proportional to 730,080.06, 1,007,499.87 and 407,794.74 is: 562,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,080.06 : 1,007,499.87 = 407,794.74 : x
  2. Step 2: Convert to fraction form
    730,080.06/1,007,499.87 = 407,794.74/x
  3. Step 3: Cross multiply
    730,080.06x = 1,007,499.87 × 407,794.74
  4. Step 4: Simplify right side
    730,080.06x = 410,853,147,536.68
  5. Step 5: Solve for x
    x = 410,853,147,536.68/730,080.06
  6. Step 6: Final answer
    x = 562,750.81

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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.