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Finding the Fourth Proportional to 350,064.60, 524,492.10 and 162,691.80

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Solution

The fourth proportional to 350,064.60, 524,492.10 and 162,691.80 is: 243,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,064.60 : 524,492.10 = 162,691.80 : x
  2. Step 2: Convert to fraction form
    350,064.60/524,492.10 = 162,691.80/x
  3. Step 3: Cross multiply
    350,064.60x = 524,492.10 × 162,691.80
  4. Step 4: Simplify right side
    350,064.60x = 85,330,563,834.78
  5. Step 5: Solve for x
    x = 85,330,563,834.78/350,064.60
  6. Step 6: Final answer
    x = 243,756.62

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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.