Home / 433,216.45-649,868.10-148,869.55

Finding the Fourth Proportional to 433,216.45, 649,868.10 and 148,869.55

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Solution

The fourth proportional to 433,216.45, 649,868.10 and 148,869.55 is: 223,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,216.45 : 649,868.10 = 148,869.55 : x
  2. Step 2: Convert to fraction form
    433,216.45/649,868.10 = 148,869.55/x
  3. Step 3: Cross multiply
    433,216.45x = 649,868.10 × 148,869.55
  4. Step 4: Simplify right side
    433,216.45x = 96,745,571,606.36
  5. Step 5: Solve for x
    x = 96,745,571,606.36/433,216.45
  6. Step 6: Final answer
    x = 223,319.25

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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.