Home / 526,799.80-789,033.30-433,487.80

Finding the Fourth Proportional to 526,799.80, 789,033.30 and 433,487.80

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Solution

The fourth proportional to 526,799.80, 789,033.30 and 433,487.80 is: 649,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,799.80 : 789,033.30 = 433,487.80 : x
  2. Step 2: Convert to fraction form
    526,799.80/789,033.30 = 433,487.80/x
  3. Step 3: Cross multiply
    526,799.80x = 789,033.30 × 433,487.80
  4. Step 4: Simplify right side
    526,799.80x = 342,036,309,343.74
  5. Step 5: Solve for x
    x = 342,036,309,343.74/526,799.80
  6. Step 6: Final answer
    x = 649,271.90

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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.