Home / 949,784.18-1,310,704.28-514,206.12

Finding the Fourth Proportional to 949,784.18, 1,310,704.28 and 514,206.12

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Solution

The fourth proportional to 949,784.18, 1,310,704.28 and 514,206.12 is: 709,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,784.18 : 1,310,704.28 = 514,206.12 : x
  2. Step 2: Convert to fraction form
    949,784.18/1,310,704.28 = 514,206.12/x
  3. Step 3: Cross multiply
    949,784.18x = 1,310,704.28 × 514,206.12
  4. Step 4: Simplify right side
    949,784.18x = 673,972,169,450.99
  5. Step 5: Solve for x
    x = 673,972,169,450.99/949,784.18
  6. Step 6: Final answer
    x = 709,605.60

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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.