Home / 966,742.80-1,450,114.20-335,720.40

Finding the Fourth Proportional to 966,742.80, 1,450,114.20 and 335,720.40

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Solution

The fourth proportional to 966,742.80, 1,450,114.20 and 335,720.40 is: 503,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,742.80 : 1,450,114.20 = 335,720.40 : x
  2. Step 2: Convert to fraction form
    966,742.80/1,450,114.20 = 335,720.40/x
  3. Step 3: Cross multiply
    966,742.80x = 1,450,114.20 × 335,720.40
  4. Step 4: Simplify right side
    966,742.80x = 486,832,919,269.68
  5. Step 5: Solve for x
    x = 486,832,919,269.68/966,742.80
  6. Step 6: Final answer
    x = 503,580.60

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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.