Home / 587,939.50-811,333.02-346,232.26

Finding the Fourth Proportional to 587,939.50, 811,333.02 and 346,232.26

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Solution

The fourth proportional to 587,939.50, 811,333.02 and 346,232.26 is: 477,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,939.50 : 811,333.02 = 346,232.26 : x
  2. Step 2: Convert to fraction form
    587,939.50/811,333.02 = 346,232.26/x
  3. Step 3: Cross multiply
    587,939.50x = 811,333.02 × 346,232.26
  4. Step 4: Simplify right side
    587,939.50x = 280,909,665,127.23
  5. Step 5: Solve for x
    x = 280,909,665,127.23/587,939.50
  6. Step 6: Final answer
    x = 477,786.69

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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.