Home / 958,134.16-1,322,233.50-528,429.16

Finding the Fourth Proportional to 958,134.16, 1,322,233.50 and 528,429.16

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Solution

The fourth proportional to 958,134.16, 1,322,233.50 and 528,429.16 is: 729,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,134.16 : 1,322,233.50 = 528,429.16 : x
  2. Step 2: Convert to fraction form
    958,134.16/1,322,233.50 = 528,429.16/x
  3. Step 3: Cross multiply
    958,134.16x = 1,322,233.50 × 528,429.16
  4. Step 4: Simplify right side
    958,134.16x = 698,706,737,728.86
  5. Step 5: Solve for x
    x = 698,706,737,728.86/958,134.16
  6. Step 6: Final answer
    x = 729,236.85

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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.