Home / 773,296.16-1,160,046.11-286,912.12

Finding the Fourth Proportional to 773,296.16, 1,160,046.11 and 286,912.12

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Solution

The fourth proportional to 773,296.16, 1,160,046.11 and 286,912.12 is: 430,405.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,296.16 : 1,160,046.11 = 286,912.12 : x
  2. Step 2: Convert to fraction form
    773,296.16/1,160,046.11 = 286,912.12/x
  3. Step 3: Cross multiply
    773,296.16x = 1,160,046.11 × 286,912.12
  4. Step 4: Simplify right side
    773,296.16x = 332,831,281,483.06
  5. Step 5: Solve for x
    x = 332,831,281,483.06/773,296.16
  6. Step 6: Final answer
    x = 430,405.97

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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.