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Finding the Fourth Proportional to 222,030.25, 333,154.72 and 103,684.39

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Solution

The fourth proportional to 222,030.25, 333,154.72 and 103,684.39 is: 155,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,030.25 : 333,154.72 = 103,684.39 : x
  2. Step 2: Convert to fraction form
    222,030.25/333,154.72 = 103,684.39/x
  3. Step 3: Cross multiply
    222,030.25x = 333,154.72 × 103,684.39
  4. Step 4: Simplify right side
    222,030.25x = 34,542,943,918.82
  5. Step 5: Solve for x
    x = 34,542,943,918.82/222,030.25
  6. Step 6: Final answer
    x = 155,577.65

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1.5x scale

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.