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Finding the Fourth Proportional to 275,009.96, 412,455.54 and 97,522.76

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Solution

The fourth proportional to 275,009.96, 412,455.54 and 97,522.76 is: 146,263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,009.96 : 412,455.54 = 97,522.76 : x
  2. Step 2: Convert to fraction form
    275,009.96/412,455.54 = 97,522.76/x
  3. Step 3: Cross multiply
    275,009.96x = 412,455.54 × 97,522.76
  4. Step 4: Simplify right side
    275,009.96x = 40,223,802,638.09
  5. Step 5: Solve for x
    x = 40,223,802,638.09/275,009.96
  6. Step 6: Final answer
    x = 146,263.08

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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.