Home / 461,935.80-693,134.10-262,409.40

Finding the Fourth Proportional to 461,935.80, 693,134.10 and 262,409.40

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Solution

The fourth proportional to 461,935.80, 693,134.10 and 262,409.40 is: 393,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,935.80 : 693,134.10 = 262,409.40 : x
  2. Step 2: Convert to fraction form
    461,935.80/693,134.10 = 262,409.40/x
  3. Step 3: Cross multiply
    461,935.80x = 693,134.10 × 262,409.40
  4. Step 4: Simplify right side
    461,935.80x = 181,884,903,300.54
  5. Step 5: Solve for x
    x = 181,884,903,300.54/461,935.80
  6. Step 6: Final answer
    x = 393,744.98

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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.