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Finding the Fourth Proportional to 266,692.85, 368,035.20 and 150,397.08

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Solution

The fourth proportional to 266,692.85, 368,035.20 and 150,397.08 is: 207,547.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,692.85 : 368,035.20 = 150,397.08 : x
  2. Step 2: Convert to fraction form
    266,692.85/368,035.20 = 150,397.08/x
  3. Step 3: Cross multiply
    266,692.85x = 368,035.20 × 150,397.08
  4. Step 4: Simplify right side
    266,692.85x = 55,351,417,577.04
  5. Step 5: Solve for x
    x = 55,351,417,577.04/266,692.85
  6. Step 6: Final answer
    x = 207,547.44

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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.