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Finding the Fourth Proportional to 368,461.36, 552,692.30 and 102,222.12

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Solution

The fourth proportional to 368,461.36, 552,692.30 and 102,222.12 is: 153,333.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,461.36 : 552,692.30 = 102,222.12 : x
  2. Step 2: Convert to fraction form
    368,461.36/552,692.30 = 102,222.12/x
  3. Step 3: Cross multiply
    368,461.36x = 552,692.30 × 102,222.12
  4. Step 4: Simplify right side
    368,461.36x = 56,497,377,066.27
  5. Step 5: Solve for x
    x = 56,497,377,066.27/368,461.36
  6. Step 6: Final answer
    x = 153,333.25

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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.