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Finding the Fourth Proportional to 201,364.02, 302,043.60 and 51,603.12

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Solution

The fourth proportional to 201,364.02, 302,043.60 and 51,603.12 is: 77,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,364.02 : 302,043.60 = 51,603.12 : x
  2. Step 2: Convert to fraction form
    201,364.02/302,043.60 = 51,603.12/x
  3. Step 3: Cross multiply
    201,364.02x = 302,043.60 × 51,603.12
  4. Step 4: Simplify right side
    201,364.02x = 15,586,392,136.03
  5. Step 5: Solve for x
    x = 15,586,392,136.03/201,364.02
  6. Step 6: Final answer
    x = 77,404.06

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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.