Home / 703,734.65-1,055,607.75-460,780.57

Finding the Fourth Proportional to 703,734.65, 1,055,607.75 and 460,780.57

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Solution

The fourth proportional to 703,734.65, 1,055,607.75 and 460,780.57 is: 691,174.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,734.65 : 1,055,607.75 = 460,780.57 : x
  2. Step 2: Convert to fraction form
    703,734.65/1,055,607.75 = 460,780.57/x
  3. Step 3: Cross multiply
    703,734.65x = 1,055,607.75 × 460,780.57
  4. Step 4: Simplify right side
    703,734.65x = 486,403,537,215.84
  5. Step 5: Solve for x
    x = 486,403,537,215.84/703,734.65
  6. Step 6: Final answer
    x = 691,174.63

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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.