Home / 679,941.11-1,017,395.98-410,225.69

Finding the Fourth Proportional to 679,941.11, 1,017,395.98 and 410,225.69

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Solution

The fourth proportional to 679,941.11, 1,017,395.98 and 410,225.69 is: 613,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,941.11 : 1,017,395.98 = 410,225.69 : x
  2. Step 2: Convert to fraction form
    679,941.11/1,017,395.98 = 410,225.69/x
  3. Step 3: Cross multiply
    679,941.11x = 1,017,395.98 × 410,225.69
  4. Step 4: Simplify right side
    679,941.11x = 417,361,969,416.65
  5. Step 5: Solve for x
    x = 417,361,969,416.65/679,941.11
  6. Step 6: Final answer
    x = 613,820.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.