Home / 514,941.01-772,221.90-177,895.15

Finding the Fourth Proportional to 514,941.01, 772,221.90 and 177,895.15

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Solution

The fourth proportional to 514,941.01, 772,221.90 and 177,895.15 is: 266,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,941.01 : 772,221.90 = 177,895.15 : x
  2. Step 2: Convert to fraction form
    514,941.01/772,221.90 = 177,895.15/x
  3. Step 3: Cross multiply
    514,941.01x = 772,221.90 × 177,895.15
  4. Step 4: Simplify right side
    514,941.01x = 137,374,526,872.68
  5. Step 5: Solve for x
    x = 137,374,526,872.68/514,941.01
  6. Step 6: Final answer
    x = 266,777.21

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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.