Home / 298,555.39-412,044.13-171,228.25

Finding the Fourth Proportional to 298,555.39, 412,044.13 and 171,228.25

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Solution

The fourth proportional to 298,555.39, 412,044.13 and 171,228.25 is: 236,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,555.39 : 412,044.13 = 171,228.25 : x
  2. Step 2: Convert to fraction form
    298,555.39/412,044.13 = 171,228.25/x
  3. Step 3: Cross multiply
    298,555.39x = 412,044.13 × 171,228.25
  4. Step 4: Simplify right side
    298,555.39x = 70,553,595,302.67
  5. Step 5: Solve for x
    x = 70,553,595,302.67/298,555.39
  6. Step 6: Final answer
    x = 236,316.60

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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.