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Finding the Fourth Proportional to 531,485.38, 797,224.69 and 194,549.50

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Solution

The fourth proportional to 531,485.38, 797,224.69 and 194,549.50 is: 291,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,485.38 : 797,224.69 = 194,549.50 : x
  2. Step 2: Convert to fraction form
    531,485.38/797,224.69 = 194,549.50/x
  3. Step 3: Cross multiply
    531,485.38x = 797,224.69 × 194,549.50
  4. Step 4: Simplify right side
    531,485.38x = 155,099,664,827.16
  5. Step 5: Solve for x
    x = 155,099,664,827.16/531,485.38
  6. Step 6: Final answer
    x = 291,823.01

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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.