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Finding the Fourth Proportional to 201,624.75, 302,437.13 and 70,296.75

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Solution

The fourth proportional to 201,624.75, 302,437.13 and 70,296.75 is: 105,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,624.75 : 302,437.13 = 70,296.75 : x
  2. Step 2: Convert to fraction form
    201,624.75/302,437.13 = 70,296.75/x
  3. Step 3: Cross multiply
    201,624.75x = 302,437.13 × 70,296.75
  4. Step 4: Simplify right side
    201,624.75x = 21,260,346,966.84
  5. Step 5: Solve for x
    x = 21,260,346,966.84/201,624.75
  6. Step 6: Final answer
    x = 105,445.13

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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.