Home / 451,980.06-623,635.05-260,882.74

Finding the Fourth Proportional to 451,980.06, 623,635.05 and 260,882.74

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Solution

The fourth proportional to 451,980.06, 623,635.05 and 260,882.74 is: 359,961.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,980.06 : 623,635.05 = 260,882.74 : x
  2. Step 2: Convert to fraction form
    451,980.06/623,635.05 = 260,882.74/x
  3. Step 3: Cross multiply
    451,980.06x = 623,635.05 × 260,882.74
  4. Step 4: Simplify right side
    451,980.06x = 162,695,620,604.04
  5. Step 5: Solve for x
    x = 162,695,620,604.04/451,980.06
  6. Step 6: Final answer
    x = 359,961.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.