Home / 923,780.70-1,385,383.05-362,987.10

Finding the Fourth Proportional to 923,780.70, 1,385,383.05 and 362,987.10

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Solution

The fourth proportional to 923,780.70, 1,385,383.05 and 362,987.10 is: 544,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,780.70 : 1,385,383.05 = 362,987.10 : x
  2. Step 2: Convert to fraction form
    923,780.70/1,385,383.05 = 362,987.10/x
  3. Step 3: Cross multiply
    923,780.70x = 1,385,383.05 × 362,987.10
  4. Step 4: Simplify right side
    923,780.70x = 502,876,175,708.66
  5. Step 5: Solve for x
    x = 502,876,175,708.66/923,780.70
  6. Step 6: Final answer
    x = 544,367.48

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Double scale
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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.