Home / 676,734.28-933,881.04-401,277.50

Finding the Fourth Proportional to 676,734.28, 933,881.04 and 401,277.50

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Solution

The fourth proportional to 676,734.28, 933,881.04 and 401,277.50 is: 553,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,734.28 : 933,881.04 = 401,277.50 : x
  2. Step 2: Convert to fraction form
    676,734.28/933,881.04 = 401,277.50/x
  3. Step 3: Cross multiply
    676,734.28x = 933,881.04 × 401,277.50
  4. Step 4: Simplify right side
    676,734.28x = 374,745,449,028.60
  5. Step 5: Solve for x
    x = 374,745,449,028.60/676,734.28
  6. Step 6: Final answer
    x = 553,755.68

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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.