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Finding the Fourth Proportional to 719,324.09, 992,604.38 and 460,744.83

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Solution

The fourth proportional to 719,324.09, 992,604.38 and 460,744.83 is: 635,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,324.09 : 992,604.38 = 460,744.83 : x
  2. Step 2: Convert to fraction form
    719,324.09/992,604.38 = 460,744.83/x
  3. Step 3: Cross multiply
    719,324.09x = 992,604.38 × 460,744.83
  4. Step 4: Simplify right side
    719,324.09x = 457,337,336,808.33
  5. Step 5: Solve for x
    x = 457,337,336,808.33/719,324.09
  6. Step 6: Final answer
    x = 635,787.60

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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.