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Finding the Fourth Proportional to 301,777.28, 416,472.96 and 174,485.12

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Solution

The fourth proportional to 301,777.28, 416,472.96 and 174,485.12 is: 240,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,777.28 : 416,472.96 = 174,485.12 : x
  2. Step 2: Convert to fraction form
    301,777.28/416,472.96 = 174,485.12/x
  3. Step 3: Cross multiply
    301,777.28x = 416,472.96 × 174,485.12
  4. Step 4: Simplify right side
    301,777.28x = 72,668,334,402.36
  5. Step 5: Solve for x
    x = 72,668,334,402.36/301,777.28
  6. Step 6: Final answer
    x = 240,801.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.