Home / 993,983.40-1,491,752.70-461,570.40

Finding the Fourth Proportional to 993,983.40, 1,491,752.70 and 461,570.40

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Solution

The fourth proportional to 993,983.40, 1,491,752.70 and 461,570.40 is: 692,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,983.40 : 1,491,752.70 = 461,570.40 : x
  2. Step 2: Convert to fraction form
    993,983.40/1,491,752.70 = 461,570.40/x
  3. Step 3: Cross multiply
    993,983.40x = 1,491,752.70 × 461,570.40
  4. Step 4: Simplify right side
    993,983.40x = 688,548,890,440.08
  5. Step 5: Solve for x
    x = 688,548,890,440.08/993,983.40
  6. Step 6: Final answer
    x = 692,716.69

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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.