Home / 535,988.29-800,126.94-459,260.60

Finding the Fourth Proportional to 535,988.29, 800,126.94 and 459,260.60

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Solution

The fourth proportional to 535,988.29, 800,126.94 and 459,260.60 is: 685,587.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,988.29 : 800,126.94 = 459,260.60 : x
  2. Step 2: Convert to fraction form
    535,988.29/800,126.94 = 459,260.60/x
  3. Step 3: Cross multiply
    535,988.29x = 800,126.94 × 459,260.60
  4. Step 4: Simplify right side
    535,988.29x = 367,466,780,762.87
  5. Step 5: Solve for x
    x = 367,466,780,762.87/535,988.29
  6. Step 6: Final answer
    x = 685,587.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.