Home / 526,022.60-789,033.90-326,568.20

Finding the Fourth Proportional to 526,022.60, 789,033.90 and 326,568.20

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Solution

The fourth proportional to 526,022.60, 789,033.90 and 326,568.20 is: 489,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,022.60 : 789,033.90 = 326,568.20 : x
  2. Step 2: Convert to fraction form
    526,022.60/789,033.90 = 326,568.20/x
  3. Step 3: Cross multiply
    526,022.60x = 789,033.90 × 326,568.20
  4. Step 4: Simplify right side
    526,022.60x = 257,673,380,461.98
  5. Step 5: Solve for x
    x = 257,673,380,461.98/526,022.60
  6. Step 6: Final answer
    x = 489,852.30

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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.