Home / 753,670.56-1,040,053.56-414,131.52

Finding the Fourth Proportional to 753,670.56, 1,040,053.56 and 414,131.52

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Solution

The fourth proportional to 753,670.56, 1,040,053.56 and 414,131.52 is: 571,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,670.56 : 1,040,053.56 = 414,131.52 : x
  2. Step 2: Convert to fraction form
    753,670.56/1,040,053.56 = 414,131.52/x
  3. Step 3: Cross multiply
    753,670.56x = 1,040,053.56 × 414,131.52
  4. Step 4: Simplify right side
    753,670.56x = 430,718,961,684.21
  5. Step 5: Solve for x
    x = 430,718,961,684.21/753,670.56
  6. Step 6: Final answer
    x = 571,495.01

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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.