Home / 587,827.53-811,150.02-326,189.43

Finding the Fourth Proportional to 587,827.53, 811,150.02 and 326,189.43

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Solution

The fourth proportional to 587,827.53, 811,150.02 and 326,189.43 is: 450,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,827.53 : 811,150.02 = 326,189.43 : x
  2. Step 2: Convert to fraction form
    587,827.53/811,150.02 = 326,189.43/x
  3. Step 3: Cross multiply
    587,827.53x = 811,150.02 × 326,189.43
  4. Step 4: Simplify right side
    587,827.53x = 264,588,562,668.29
  5. Step 5: Solve for x
    x = 264,588,562,668.29/587,827.53
  6. Step 6: Final answer
    x = 450,112.57

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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.