Home / 681,748.60-941,703.42-553,167.58

Finding the Fourth Proportional to 681,748.60, 941,703.42 and 553,167.58

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Solution

The fourth proportional to 681,748.60, 941,703.42 and 553,167.58 is: 764,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,748.60 : 941,703.42 = 553,167.58 : x
  2. Step 2: Convert to fraction form
    681,748.60/941,703.42 = 553,167.58/x
  3. Step 3: Cross multiply
    681,748.60x = 941,703.42 × 553,167.58
  4. Step 4: Simplify right side
    681,748.60x = 520,919,801,919.12
  5. Step 5: Solve for x
    x = 520,919,801,919.12/681,748.60
  6. Step 6: Final answer
    x = 764,093.69

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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.