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Finding the Fourth Proportional to 531,601.74, 797,168.52 and 194,554.80

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Solution

The fourth proportional to 531,601.74, 797,168.52 and 194,554.80 is: 291,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,601.74 : 797,168.52 = 194,554.80 : x
  2. Step 2: Convert to fraction form
    531,601.74/797,168.52 = 194,554.80/x
  3. Step 3: Cross multiply
    531,601.74x = 797,168.52 × 194,554.80
  4. Step 4: Simplify right side
    531,601.74x = 155,092,961,974.90
  5. Step 5: Solve for x
    x = 155,092,961,974.90/531,601.74
  6. Step 6: Final answer
    x = 291,746.53

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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.