Home / 534,302.20-801,453.30-526,007.80

Finding the Fourth Proportional to 534,302.20, 801,453.30 and 526,007.80

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Solution

The fourth proportional to 534,302.20, 801,453.30 and 526,007.80 is: 789,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,302.20 : 801,453.30 = 526,007.80 : x
  2. Step 2: Convert to fraction form
    534,302.20/801,453.30 = 526,007.80/x
  3. Step 3: Cross multiply
    534,302.20x = 801,453.30 × 526,007.80
  4. Step 4: Simplify right side
    534,302.20x = 421,570,687,135.74
  5. Step 5: Solve for x
    x = 421,570,687,135.74/534,302.20
  6. Step 6: Final answer
    x = 789,011.70

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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.