Home / 958,379.40-1,322,988.66-619,013.16

Finding the Fourth Proportional to 958,379.40, 1,322,988.66 and 619,013.16

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Solution

The fourth proportional to 958,379.40, 1,322,988.66 and 619,013.16 is: 854,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,379.40 : 1,322,988.66 = 619,013.16 : x
  2. Step 2: Convert to fraction form
    958,379.40/1,322,988.66 = 619,013.16/x
  3. Step 3: Cross multiply
    958,379.40x = 1,322,988.66 × 619,013.16
  4. Step 4: Simplify right side
    958,379.40x = 818,947,391,070.77
  5. Step 5: Solve for x
    x = 818,947,391,070.77/958,379.40
  6. Step 6: Final answer
    x = 854,512.72

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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.