Home / 993,229.12-1,370,687.28-563,527.36

Finding the Fourth Proportional to 993,229.12, 1,370,687.28 and 563,527.36

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Solution

The fourth proportional to 993,229.12, 1,370,687.28 and 563,527.36 is: 777,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,229.12 : 1,370,687.28 = 563,527.36 : x
  2. Step 2: Convert to fraction form
    993,229.12/1,370,687.28 = 563,527.36/x
  3. Step 3: Cross multiply
    993,229.12x = 1,370,687.28 × 563,527.36
  4. Step 4: Simplify right side
    993,229.12x = 772,419,784,283.98
  5. Step 5: Solve for x
    x = 772,419,784,283.98/993,229.12
  6. Step 6: Final answer
    x = 777,685.40

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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.