Home / 955,385.54-1,431,503.66-554,902.10

Finding the Fourth Proportional to 955,385.54, 1,431,503.66 and 554,902.10

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Solution

The fourth proportional to 955,385.54, 1,431,503.66 and 554,902.10 is: 831,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,385.54 : 1,431,503.66 = 554,902.10 : x
  2. Step 2: Convert to fraction form
    955,385.54/1,431,503.66 = 554,902.10/x
  3. Step 3: Cross multiply
    955,385.54x = 1,431,503.66 × 554,902.10
  4. Step 4: Simplify right side
    955,385.54x = 794,344,381,321.42
  5. Step 5: Solve for x
    x = 794,344,381,321.42/955,385.54
  6. Step 6: Final answer
    x = 831,438.57

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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.