Home / 876,209.81-1,209,716.91-671,868.14

Finding the Fourth Proportional to 876,209.81, 1,209,716.91 and 671,868.14

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Solution

The fourth proportional to 876,209.81, 1,209,716.91 and 671,868.14 is: 927,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,209.81 : 1,209,716.91 = 671,868.14 : x
  2. Step 2: Convert to fraction form
    876,209.81/1,209,716.91 = 671,868.14/x
  3. Step 3: Cross multiply
    876,209.81x = 1,209,716.91 × 671,868.14
  4. Step 4: Simplify right side
    876,209.81x = 812,770,244,199.66
  5. Step 5: Solve for x
    x = 812,770,244,199.66/876,209.81
  6. Step 6: Final answer
    x = 927,597.75

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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.