Home / 679,954.40-1,019,931.60-236,722.40

Finding the Fourth Proportional to 679,954.40, 1,019,931.60 and 236,722.40

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Solution

The fourth proportional to 679,954.40, 1,019,931.60 and 236,722.40 is: 355,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,954.40 : 1,019,931.60 = 236,722.40 : x
  2. Step 2: Convert to fraction form
    679,954.40/1,019,931.60 = 236,722.40/x
  3. Step 3: Cross multiply
    679,954.40x = 1,019,931.60 × 236,722.40
  4. Step 4: Simplify right side
    679,954.40x = 241,440,656,187.84
  5. Step 5: Solve for x
    x = 241,440,656,187.84/679,954.40
  6. Step 6: Final answer
    x = 355,083.60

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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.