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Finding the Fourth Proportional to 266,292.01, 367,485.02 and 145,431.10

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Solution

The fourth proportional to 266,292.01, 367,485.02 and 145,431.10 is: 200,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,292.01 : 367,485.02 = 145,431.10 : x
  2. Step 2: Convert to fraction form
    266,292.01/367,485.02 = 145,431.10/x
  3. Step 3: Cross multiply
    266,292.01x = 367,485.02 × 145,431.10
  4. Step 4: Simplify right side
    266,292.01x = 53,443,750,692.12
  5. Step 5: Solve for x
    x = 53,443,750,692.12/266,292.01
  6. Step 6: Final answer
    x = 200,696.04

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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.