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Finding the Fourth Proportional to 294,816.60, 406,846.98 and 167,492.40

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Solution

The fourth proportional to 294,816.60, 406,846.98 and 167,492.40 is: 231,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,816.60 : 406,846.98 = 167,492.40 : x
  2. Step 2: Convert to fraction form
    294,816.60/406,846.98 = 167,492.40/x
  3. Step 3: Cross multiply
    294,816.60x = 406,846.98 × 167,492.40
  4. Step 4: Simplify right side
    294,816.60x = 68,143,777,112.95
  5. Step 5: Solve for x
    x = 68,143,777,112.95/294,816.60
  6. Step 6: Final answer
    x = 231,139.55

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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.