Home / 403,550.98-556,903.89-222,269.13

Finding the Fourth Proportional to 403,550.98, 556,903.89 and 222,269.13

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Solution

The fourth proportional to 403,550.98, 556,903.89 and 222,269.13 is: 306,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,550.98 : 556,903.89 = 222,269.13 : x
  2. Step 2: Convert to fraction form
    403,550.98/556,903.89 = 222,269.13/x
  3. Step 3: Cross multiply
    403,550.98x = 556,903.89 × 222,269.13
  4. Step 4: Simplify right side
    403,550.98x = 123,782,543,123.92
  5. Step 5: Solve for x
    x = 123,782,543,123.92/403,550.98
  6. Step 6: Final answer
    x = 306,733.35

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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.