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Finding the Fourth Proportional to 201,303.20, 301,590.30 and 159,458.60

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Solution

The fourth proportional to 201,303.20, 301,590.30 and 159,458.60 is: 238,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,303.20 : 301,590.30 = 159,458.60 : x
  2. Step 2: Convert to fraction form
    201,303.20/301,590.30 = 159,458.60/x
  3. Step 3: Cross multiply
    201,303.20x = 301,590.30 × 159,458.60
  4. Step 4: Simplify right side
    201,303.20x = 48,091,167,011.58
  5. Step 5: Solve for x
    x = 48,091,167,011.58/201,303.20
  6. Step 6: Final answer
    x = 238,899.17

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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.