Home / 620,015.04-927,605.38-543,506.22

Finding the Fourth Proportional to 620,015.04, 927,605.38 and 543,506.22

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Solution

The fourth proportional to 620,015.04, 927,605.38 and 543,506.22 is: 813,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,015.04 : 927,605.38 = 543,506.22 : x
  2. Step 2: Convert to fraction form
    620,015.04/927,605.38 = 543,506.22/x
  3. Step 3: Cross multiply
    620,015.04x = 927,605.38 × 543,506.22
  4. Step 4: Simplify right side
    620,015.04x = 504,159,293,735.46
  5. Step 5: Solve for x
    x = 504,159,293,735.46/620,015.04
  6. Step 6: Final answer
    x = 813,140.43

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1.5x scale

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.