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Finding the Fourth Proportional to 341,706.96, 512,561.40 and 201,272.40

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Solution

The fourth proportional to 341,706.96, 512,561.40 and 201,272.40 is: 301,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,706.96 : 512,561.40 = 201,272.40 : x
  2. Step 2: Convert to fraction form
    341,706.96/512,561.40 = 201,272.40/x
  3. Step 3: Cross multiply
    341,706.96x = 512,561.40 × 201,272.40
  4. Step 4: Simplify right side
    341,706.96x = 103,164,463,125.36
  5. Step 5: Solve for x
    x = 103,164,463,125.36/341,706.96
  6. Step 6: Final answer
    x = 301,909.17

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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.