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Finding the Fourth Proportional to 288,602.60, 433,341.30 and 222,117.80

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Solution

The fourth proportional to 288,602.60, 433,341.30 and 222,117.80 is: 333,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,602.60 : 433,341.30 = 222,117.80 : x
  2. Step 2: Convert to fraction form
    288,602.60/433,341.30 = 222,117.80/x
  3. Step 3: Cross multiply
    288,602.60x = 433,341.30 × 222,117.80
  4. Step 4: Simplify right side
    288,602.60x = 96,252,816,205.14
  5. Step 5: Solve for x
    x = 96,252,816,205.14/288,602.60
  6. Step 6: Final answer
    x = 333,513.34

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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.