Home / 930,862.48-1,396,307.76-354,517.67

Finding the Fourth Proportional to 930,862.48, 1,396,307.76 and 354,517.67

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Solution

The fourth proportional to 930,862.48, 1,396,307.76 and 354,517.67 is: 531,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,862.48 : 1,396,307.76 = 354,517.67 : x
  2. Step 2: Convert to fraction form
    930,862.48/1,396,307.76 = 354,517.67/x
  3. Step 3: Cross multiply
    930,862.48x = 1,396,307.76 × 354,517.67
  4. Step 4: Simplify right side
    930,862.48x = 495,015,766,696.58
  5. Step 5: Solve for x
    x = 495,015,766,696.58/930,862.48
  6. Step 6: Final answer
    x = 531,781.85

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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.