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Finding the Fourth Proportional to 302,518.80, 453,188.52 and 175,847.76

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Solution

The fourth proportional to 302,518.80, 453,188.52 and 175,847.76 is: 263,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,518.80 : 453,188.52 = 175,847.76 : x
  2. Step 2: Convert to fraction form
    302,518.80/453,188.52 = 175,847.76/x
  3. Step 3: Cross multiply
    302,518.80x = 453,188.52 × 175,847.76
  4. Step 4: Simplify right side
    302,518.80x = 79,692,186,099.72
  5. Step 5: Solve for x
    x = 79,692,186,099.72/302,518.80
  6. Step 6: Final answer
    x = 263,428.87

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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.