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Finding the Fourth Proportional to 349,900.62, 524,847.48 and 160,307.20

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Solution

The fourth proportional to 349,900.62, 524,847.48 and 160,307.20 is: 240,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,900.62 : 524,847.48 = 160,307.20 : x
  2. Step 2: Convert to fraction form
    349,900.62/524,847.48 = 160,307.20/x
  3. Step 3: Cross multiply
    349,900.62x = 524,847.48 × 160,307.20
  4. Step 4: Simplify right side
    349,900.62x = 84,136,829,945.86
  5. Step 5: Solve for x
    x = 84,136,829,945.86/349,900.62
  6. Step 6: Final answer
    x = 240,459.22

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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.