Home / 831,944.88-1,148,094-505,164.96

Finding the Fourth Proportional to 831,944.88, 1,148,094 and 505,164.96

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Solution

The fourth proportional to 831,944.88, 1,148,094 and 505,164.96 is: 697,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,944.88 : 1,148,094 = 505,164.96 : x
  2. Step 2: Convert to fraction form
    831,944.88/1,148,094 = 505,164.96/x
  3. Step 3: Cross multiply
    831,944.88x = 1,148,094 × 505,164.96
  4. Step 4: Simplify right side
    831,944.88x = 579,976,859,586.24
  5. Step 5: Solve for x
    x = 579,976,859,586.24/831,944.88
  6. Step 6: Final answer
    x = 697,133.76

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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.