Home / 406,846.20-561,461.04-225,575.00

Finding the Fourth Proportional to 406,846.20, 561,461.04 and 225,575.00

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Solution

The fourth proportional to 406,846.20, 561,461.04 and 225,575.00 is: 311,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,846.20 : 561,461.04 = 225,575.00 : x
  2. Step 2: Convert to fraction form
    406,846.20/561,461.04 = 225,575.00/x
  3. Step 3: Cross multiply
    406,846.20x = 561,461.04 × 225,575.00
  4. Step 4: Simplify right side
    406,846.20x = 126,651,571,290.70
  5. Step 5: Solve for x
    x = 126,651,571,290.70/406,846.20
  6. Step 6: Final answer
    x = 311,300.86

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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.