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Finding the Fourth Proportional to 302,562.80, 452,677.80 and 197,586.80

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Solution

The fourth proportional to 302,562.80, 452,677.80 and 197,586.80 is: 295,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,562.80 : 452,677.80 = 197,586.80 : x
  2. Step 2: Convert to fraction form
    302,562.80/452,677.80 = 197,586.80/x
  3. Step 3: Cross multiply
    302,562.80x = 452,677.80 × 197,586.80
  4. Step 4: Simplify right side
    302,562.80x = 89,443,157,933.04
  5. Step 5: Solve for x
    x = 89,443,157,933.04/302,562.80
  6. Step 6: Final answer
    x = 295,618.49

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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.