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Finding the Fourth Proportional to 367,692.23, 507,360.02 and 206,516.40

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Solution

The fourth proportional to 367,692.23, 507,360.02 and 206,516.40 is: 284,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,692.23 : 507,360.02 = 206,516.40 : x
  2. Step 2: Convert to fraction form
    367,692.23/507,360.02 = 206,516.40/x
  3. Step 3: Cross multiply
    367,692.23x = 507,360.02 × 206,516.40
  4. Step 4: Simplify right side
    367,692.23x = 104,778,163,801.75
  5. Step 5: Solve for x
    x = 104,778,163,801.75/367,692.23
  6. Step 6: Final answer
    x = 284,961.60

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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.