Home / 703,985.06-1,055,986.40-465,624.74

Finding the Fourth Proportional to 703,985.06, 1,055,986.40 and 465,624.74

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Solution

The fourth proportional to 703,985.06, 1,055,986.40 and 465,624.74 is: 698,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,985.06 : 1,055,986.40 = 465,624.74 : x
  2. Step 2: Convert to fraction form
    703,985.06/1,055,986.40 = 465,624.74/x
  3. Step 3: Cross multiply
    703,985.06x = 1,055,986.40 × 465,624.74
  4. Step 4: Simplify right side
    703,985.06x = 491,693,388,827.67
  5. Step 5: Solve for x
    x = 491,693,388,827.67/703,985.06
  6. Step 6: Final answer
    x = 698,442.94

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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.