Home / 526,022.40-789,033.60-193,555.20

Finding the Fourth Proportional to 526,022.40, 789,033.60 and 193,555.20

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Solution

The fourth proportional to 526,022.40, 789,033.60 and 193,555.20 is: 290,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,022.40 : 789,033.60 = 193,555.20 : x
  2. Step 2: Convert to fraction form
    526,022.40/789,033.60 = 193,555.20/x
  3. Step 3: Cross multiply
    526,022.40x = 789,033.60 × 193,555.20
  4. Step 4: Simplify right side
    526,022.40x = 152,721,556,254.72
  5. Step 5: Solve for x
    x = 152,721,556,254.72/526,022.40
  6. Step 6: Final answer
    x = 290,332.80

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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.