Home / 534,332.20-799,748.70-415,359.40

Finding the Fourth Proportional to 534,332.20, 799,748.70 and 415,359.40

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Solution

The fourth proportional to 534,332.20, 799,748.70 and 415,359.40 is: 621,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,332.20 : 799,748.70 = 415,359.40 : x
  2. Step 2: Convert to fraction form
    534,332.20/799,748.70 = 415,359.40/x
  3. Step 3: Cross multiply
    534,332.20x = 799,748.70 × 415,359.40
  4. Step 4: Simplify right side
    534,332.20x = 332,183,140,182.78
  5. Step 5: Solve for x
    x = 332,183,140,182.78/534,332.20
  6. Step 6: Final answer
    x = 621,679.06

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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.