Home / 773,938.78-1,067,957.56-451,835.71

Finding the Fourth Proportional to 773,938.78, 1,067,957.56 and 451,835.71

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Solution

The fourth proportional to 773,938.78, 1,067,957.56 and 451,835.71 is: 623,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,938.78 : 1,067,957.56 = 451,835.71 : x
  2. Step 2: Convert to fraction form
    773,938.78/1,067,957.56 = 451,835.71/x
  3. Step 3: Cross multiply
    773,938.78x = 1,067,957.56 × 451,835.71
  4. Step 4: Simplify right side
    773,938.78x = 482,541,362,372.47
  5. Step 5: Solve for x
    x = 482,541,362,372.47/773,938.78
  6. Step 6: Final answer
    x = 623,487.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.