Home / 672,029.90-1,008,044.85-336,106.70

Finding the Fourth Proportional to 672,029.90, 1,008,044.85 and 336,106.70

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Solution

The fourth proportional to 672,029.90, 1,008,044.85 and 336,106.70 is: 504,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,029.90 : 1,008,044.85 = 336,106.70 : x
  2. Step 2: Convert to fraction form
    672,029.90/1,008,044.85 = 336,106.70/x
  3. Step 3: Cross multiply
    672,029.90x = 1,008,044.85 × 336,106.70
  4. Step 4: Simplify right side
    672,029.90x = 338,810,627,985.50
  5. Step 5: Solve for x
    x = 338,810,627,985.50/672,029.90
  6. Step 6: Final answer
    x = 504,160.05

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Double scale
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Similar ratio
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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.