Home / 809,332.53-1,116,879.10-446,756.63

Finding the Fourth Proportional to 809,332.53, 1,116,879.10 and 446,756.63

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Solution

The fourth proportional to 809,332.53, 1,116,879.10 and 446,756.63 is: 616,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,332.53 : 1,116,879.10 = 446,756.63 : x
  2. Step 2: Convert to fraction form
    809,332.53/1,116,879.10 = 446,756.63/x
  3. Step 3: Cross multiply
    809,332.53x = 1,116,879.10 × 446,756.63
  4. Step 4: Simplify right side
    809,332.53x = 498,973,140,599.65
  5. Step 5: Solve for x
    x = 498,973,140,599.65/809,332.53
  6. Step 6: Final answer
    x = 616,524.27

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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.