Home / 679,968.90-1,019,953.35-236,736.90

Finding the Fourth Proportional to 679,968.90, 1,019,953.35 and 236,736.90

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Solution

The fourth proportional to 679,968.90, 1,019,953.35 and 236,736.90 is: 355,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,968.90 : 1,019,953.35 = 236,736.90 : x
  2. Step 2: Convert to fraction form
    679,968.90/1,019,953.35 = 236,736.90/x
  3. Step 3: Cross multiply
    679,968.90x = 1,019,953.35 × 236,736.90
  4. Step 4: Simplify right side
    679,968.90x = 241,460,594,223.62
  5. Step 5: Solve for x
    x = 241,460,594,223.62/679,968.90
  6. Step 6: Final answer
    x = 355,105.35

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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.