Home / 482,965.10-724,544.85-404,621.90

Finding the Fourth Proportional to 482,965.10, 724,544.85 and 404,621.90

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Solution

The fourth proportional to 482,965.10, 724,544.85 and 404,621.90 is: 607,014.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,965.10 : 724,544.85 = 404,621.90 : x
  2. Step 2: Convert to fraction form
    482,965.10/724,544.85 = 404,621.90/x
  3. Step 3: Cross multiply
    482,965.10x = 724,544.85 × 404,621.90
  4. Step 4: Simplify right side
    482,965.10x = 293,166,713,842.22
  5. Step 5: Solve for x
    x = 293,166,713,842.22/482,965.10
  6. Step 6: Final answer
    x = 607,014.28

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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.