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Finding the Fourth Proportional to 365,322.78, 547,984.26 and 239,069.34

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Solution

The fourth proportional to 365,322.78, 547,984.26 and 239,069.34 is: 358,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,322.78 : 547,984.26 = 239,069.34 : x
  2. Step 2: Convert to fraction form
    365,322.78/547,984.26 = 239,069.34/x
  3. Step 3: Cross multiply
    365,322.78x = 547,984.26 × 239,069.34
  4. Step 4: Simplify right side
    365,322.78x = 131,006,235,368.59
  5. Step 5: Solve for x
    x = 131,006,235,368.59/365,322.78
  6. Step 6: Final answer
    x = 358,604.07

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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.