Home / 994,726.70-1,492,090.05-329,878.70

Finding the Fourth Proportional to 994,726.70, 1,492,090.05 and 329,878.70

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Solution

The fourth proportional to 994,726.70, 1,492,090.05 and 329,878.70 is: 494,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,726.70 : 1,492,090.05 = 329,878.70 : x
  2. Step 2: Convert to fraction form
    994,726.70/1,492,090.05 = 329,878.70/x
  3. Step 3: Cross multiply
    994,726.70x = 1,492,090.05 × 329,878.70
  4. Step 4: Simplify right side
    994,726.70x = 492,208,725,976.94
  5. Step 5: Solve for x
    x = 492,208,725,976.94/994,726.70
  6. Step 6: Final answer
    x = 494,818.05

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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.