Home / 452,984.39-679,587.76-225,387.41

Finding the Fourth Proportional to 452,984.39, 679,587.76 and 225,387.41

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Solution

The fourth proportional to 452,984.39, 679,587.76 and 225,387.41 is: 338,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,984.39 : 679,587.76 = 225,387.41 : x
  2. Step 2: Convert to fraction form
    452,984.39/679,587.76 = 225,387.41/x
  3. Step 3: Cross multiply
    452,984.39x = 679,587.76 × 225,387.41
  4. Step 4: Simplify right side
    452,984.39x = 153,170,525,094.10
  5. Step 5: Solve for x
    x = 153,170,525,094.10/452,984.39
  6. Step 6: Final answer
    x = 338,136.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.