Home / 935,763.98-1,404,268.65-509,407.25

Finding the Fourth Proportional to 935,763.98, 1,404,268.65 and 509,407.25

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Solution

The fourth proportional to 935,763.98, 1,404,268.65 and 509,407.25 is: 764,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,763.98 : 1,404,268.65 = 509,407.25 : x
  2. Step 2: Convert to fraction form
    935,763.98/1,404,268.65 = 509,407.25/x
  3. Step 3: Cross multiply
    935,763.98x = 1,404,268.65 × 509,407.25
  4. Step 4: Simplify right side
    935,763.98x = 715,344,624,236.37
  5. Step 5: Solve for x
    x = 715,344,624,236.37/935,763.98
  6. Step 6: Final answer
    x = 764,449.84

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1.5x scale

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.