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Finding the Fourth Proportional to 216,364.04, 324,105.42 and 176,525

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Solution

The fourth proportional to 216,364.04, 324,105.42 and 176,525 is: 264,427.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,364.04 : 324,105.42 = 176,525 : x
  2. Step 2: Convert to fraction form
    216,364.04/324,105.42 = 176,525/x
  3. Step 3: Cross multiply
    216,364.04x = 324,105.42 × 176,525
  4. Step 4: Simplify right side
    216,364.04x = 57,212,709,265.50
  5. Step 5: Solve for x
    x = 57,212,709,265.50/216,364.04
  6. Step 6: Final answer
    x = 264,427.99

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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.