Home / 708,640.95-1,062,979.88-203,181.51

Finding the Fourth Proportional to 708,640.95, 1,062,979.88 and 203,181.51

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Solution

The fourth proportional to 708,640.95, 1,062,979.88 and 203,181.51 is: 304,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,640.95 : 1,062,979.88 = 203,181.51 : x
  2. Step 2: Convert to fraction form
    708,640.95/1,062,979.88 = 203,181.51/x
  3. Step 3: Cross multiply
    708,640.95x = 1,062,979.88 × 203,181.51
  4. Step 4: Simplify right side
    708,640.95x = 215,977,860,088.29
  5. Step 5: Solve for x
    x = 215,977,860,088.29/708,640.95
  6. Step 6: Final answer
    x = 304,777.56

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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.