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Finding the Fourth Proportional to 201,316.30, 301,628.85 and 95,908.30

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Solution

The fourth proportional to 201,316.30, 301,628.85 and 95,908.30 is: 143,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,316.30 : 301,628.85 = 95,908.30 : x
  2. Step 2: Convert to fraction form
    201,316.30/301,628.85 = 95,908.30/x
  3. Step 3: Cross multiply
    201,316.30x = 301,628.85 × 95,908.30
  4. Step 4: Simplify right side
    201,316.30x = 28,928,710,234.46
  5. Step 5: Solve for x
    x = 28,928,710,234.46/201,316.30
  6. Step 6: Final answer
    x = 143,697.80

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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.