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Finding the Fourth Proportional to 349,000.59, 523,480.10 and 124,349.12

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Solution

The fourth proportional to 349,000.59, 523,480.10 and 124,349.12 is: 186,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,000.59 : 523,480.10 = 124,349.12 : x
  2. Step 2: Convert to fraction form
    349,000.59/523,480.10 = 124,349.12/x
  3. Step 3: Cross multiply
    349,000.59x = 523,480.10 × 124,349.12
  4. Step 4: Simplify right side
    349,000.59x = 65,094,286,533.37
  5. Step 5: Solve for x
    x = 65,094,286,533.37/349,000.59
  6. Step 6: Final answer
    x = 186,516.27

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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.