Home / 709,055.73-1,063,421.60-203,612.69

Finding the Fourth Proportional to 709,055.73, 1,063,421.60 and 203,612.69

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Solution

The fourth proportional to 709,055.73, 1,063,421.60 and 203,612.69 is: 305,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,055.73 : 1,063,421.60 = 203,612.69 : x
  2. Step 2: Convert to fraction form
    709,055.73/1,063,421.60 = 203,612.69/x
  3. Step 3: Cross multiply
    709,055.73x = 1,063,421.60 × 203,612.69
  4. Step 4: Simplify right side
    709,055.73x = 216,526,134,220.60
  5. Step 5: Solve for x
    x = 216,526,134,220.60/709,055.73
  6. Step 6: Final answer
    x = 305,372.52

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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.