Home / 530,945.72-795,997.56-278,177.72

Finding the Fourth Proportional to 530,945.72, 795,997.56 and 278,177.72

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Solution

The fourth proportional to 530,945.72, 795,997.56 and 278,177.72 is: 417,046.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,945.72 : 795,997.56 = 278,177.72 : x
  2. Step 2: Convert to fraction form
    530,945.72/795,997.56 = 278,177.72/x
  3. Step 3: Cross multiply
    530,945.72x = 795,997.56 × 278,177.72
  4. Step 4: Simplify right side
    530,945.72x = 221,428,786,366.36
  5. Step 5: Solve for x
    x = 221,428,786,366.36/530,945.72
  6. Step 6: Final answer
    x = 417,046.00

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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.