Home / 619,941.60-930,087.36-240,978.24

Finding the Fourth Proportional to 619,941.60, 930,087.36 and 240,978.24

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Solution

The fourth proportional to 619,941.60, 930,087.36 and 240,978.24 is: 361,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,941.60 : 930,087.36 = 240,978.24 : x
  2. Step 2: Convert to fraction form
    619,941.60/930,087.36 = 240,978.24/x
  3. Step 3: Cross multiply
    619,941.60x = 930,087.36 × 240,978.24
  4. Step 4: Simplify right side
    619,941.60x = 224,130,815,059.05
  5. Step 5: Solve for x
    x = 224,130,815,059.05/619,941.60
  6. Step 6: Final answer
    x = 361,535.37

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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.