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Finding the Fourth Proportional to 349,778.71, 524,609.38 and 97,084.88

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Solution

The fourth proportional to 349,778.71, 524,609.38 and 97,084.88 is: 145,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,778.71 : 524,609.38 = 97,084.88 : x
  2. Step 2: Convert to fraction form
    349,778.71/524,609.38 = 97,084.88/x
  3. Step 3: Cross multiply
    349,778.71x = 524,609.38 × 97,084.88
  4. Step 4: Simplify right side
    349,778.71x = 50,931,638,442.82
  5. Step 5: Solve for x
    x = 50,931,638,442.82/349,778.71
  6. Step 6: Final answer
    x = 145,611.03

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1.5x scale

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.