Home / 789,544.95-1,184,193.90-257,062.40

Finding the Fourth Proportional to 789,544.95, 1,184,193.90 and 257,062.40

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Solution

The fourth proportional to 789,544.95, 1,184,193.90 and 257,062.40 is: 385,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,544.95 : 1,184,193.90 = 257,062.40 : x
  2. Step 2: Convert to fraction form
    789,544.95/1,184,193.90 = 257,062.40/x
  3. Step 3: Cross multiply
    789,544.95x = 1,184,193.90 × 257,062.40
  4. Step 4: Simplify right side
    789,544.95x = 304,411,720,078.39
  5. Step 5: Solve for x
    x = 304,411,720,078.39/789,544.95
  6. Step 6: Final answer
    x = 385,553.37

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Double scale
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Similar ratio
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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.