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Finding the Fourth Proportional to 253,699.54, 380,567.04 and 101,896.63

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Solution

The fourth proportional to 253,699.54, 380,567.04 and 101,896.63 is: 152,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,699.54 : 380,567.04 = 101,896.63 : x
  2. Step 2: Convert to fraction form
    253,699.54/380,567.04 = 101,896.63/x
  3. Step 3: Cross multiply
    253,699.54x = 380,567.04 × 101,896.63
  4. Step 4: Simplify right side
    253,699.54x = 38,778,498,865.08
  5. Step 5: Solve for x
    x = 38,778,498,865.08/253,699.54
  6. Step 6: Final answer
    x = 152,852.07

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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.