Home / 514,346.55-771,556.73-177,382.25

Finding the Fourth Proportional to 514,346.55, 771,556.73 and 177,382.25

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Solution

The fourth proportional to 514,346.55, 771,556.73 and 177,382.25 is: 266,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,346.55 : 771,556.73 = 177,382.25 : x
  2. Step 2: Convert to fraction form
    514,346.55/771,556.73 = 177,382.25/x
  3. Step 3: Cross multiply
    514,346.55x = 771,556.73 × 177,382.25
  4. Step 4: Simplify right side
    514,346.55x = 136,860,469,213.50
  5. Step 5: Solve for x
    x = 136,860,469,213.50/514,346.55
  6. Step 6: Final answer
    x = 266,086.10

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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.