Home / 619,041.33-928,824.44-338,230.53

Finding the Fourth Proportional to 619,041.33, 928,824.44 and 338,230.53

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Solution

The fourth proportional to 619,041.33, 928,824.44 and 338,230.53 is: 507,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,041.33 : 928,824.44 = 338,230.53 : x
  2. Step 2: Convert to fraction form
    619,041.33/928,824.44 = 338,230.53/x
  3. Step 3: Cross multiply
    619,041.33x = 928,824.44 × 338,230.53
  4. Step 4: Simplify right side
    619,041.33x = 314,156,780,927.00
  5. Step 5: Solve for x
    x = 314,156,780,927.00/619,041.33
  6. Step 6: Final answer
    x = 507,489.19

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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.