Home / 736,604.79-1,016,654.29-461,090.78

Finding the Fourth Proportional to 736,604.79, 1,016,654.29 and 461,090.78

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Solution

The fourth proportional to 736,604.79, 1,016,654.29 and 461,090.78 is: 636,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,604.79 : 1,016,654.29 = 461,090.78 : x
  2. Step 2: Convert to fraction form
    736,604.79/1,016,654.29 = 461,090.78/x
  3. Step 3: Cross multiply
    736,604.79x = 1,016,654.29 × 461,090.78
  4. Step 4: Simplify right side
    736,604.79x = 468,769,917,142.90
  5. Step 5: Solve for x
    x = 468,769,917,142.90/736,604.79
  6. Step 6: Final answer
    x = 636,392.71

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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.