Home / 946,420.32-1,306,062-516,700.56

Finding the Fourth Proportional to 946,420.32, 1,306,062 and 516,700.56

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Solution

The fourth proportional to 946,420.32, 1,306,062 and 516,700.56 is: 713,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,420.32 : 1,306,062 = 516,700.56 : x
  2. Step 2: Convert to fraction form
    946,420.32/1,306,062 = 516,700.56/x
  3. Step 3: Cross multiply
    946,420.32x = 1,306,062 × 516,700.56
  4. Step 4: Simplify right side
    946,420.32x = 674,842,966,794.72
  5. Step 5: Solve for x
    x = 674,842,966,794.72/946,420.32
  6. Step 6: Final answer
    x = 713,047.84

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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.