Home / 807,495.69-1,114,369.30-463,394.57

Finding the Fourth Proportional to 807,495.69, 1,114,369.30 and 463,394.57

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Solution

The fourth proportional to 807,495.69, 1,114,369.30 and 463,394.57 is: 639,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,495.69 : 1,114,369.30 = 463,394.57 : x
  2. Step 2: Convert to fraction form
    807,495.69/1,114,369.30 = 463,394.57/x
  3. Step 3: Cross multiply
    807,495.69x = 1,114,369.30 × 463,394.57
  4. Step 4: Simplify right side
    807,495.69x = 516,392,682,594.70
  5. Step 5: Solve for x
    x = 516,392,682,594.70/807,495.69
  6. Step 6: Final answer
    x = 639,499.00

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1.5x scale

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.