Home / 753,626.52-1,040,004.36-414,116.64

Finding the Fourth Proportional to 753,626.52, 1,040,004.36 and 414,116.64

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Solution

The fourth proportional to 753,626.52, 1,040,004.36 and 414,116.64 is: 571,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,626.52 : 1,040,004.36 = 414,116.64 : x
  2. Step 2: Convert to fraction form
    753,626.52/1,040,004.36 = 414,116.64/x
  3. Step 3: Cross multiply
    753,626.52x = 1,040,004.36 × 414,116.64
  4. Step 4: Simplify right side
    753,626.52x = 430,683,111,148.55
  5. Step 5: Solve for x
    x = 430,683,111,148.55/753,626.52
  6. Step 6: Final answer
    x = 571,480.83

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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.