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Finding the Fourth Proportional to 344,205.48, 475,006.50 and 193,316.52

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Solution

The fourth proportional to 344,205.48, 475,006.50 and 193,316.52 is: 266,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,205.48 : 475,006.50 = 193,316.52 : x
  2. Step 2: Convert to fraction form
    344,205.48/475,006.50 = 193,316.52/x
  3. Step 3: Cross multiply
    344,205.48x = 475,006.50 × 193,316.52
  4. Step 4: Simplify right side
    344,205.48x = 91,826,603,557.38
  5. Step 5: Solve for x
    x = 91,826,603,557.38/344,205.48
  6. Step 6: Final answer
    x = 266,778.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.