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Finding the Fourth Proportional to 356,526.56, 534,429.95 and 223,500.26

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Solution

The fourth proportional to 356,526.56, 534,429.95 and 223,500.26 is: 335,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,526.56 : 534,429.95 = 223,500.26 : x
  2. Step 2: Convert to fraction form
    356,526.56/534,429.95 = 223,500.26/x
  3. Step 3: Cross multiply
    356,526.56x = 534,429.95 × 223,500.26
  4. Step 4: Simplify right side
    356,526.56x = 119,445,231,659.29
  5. Step 5: Solve for x
    x = 119,445,231,659.29/356,526.56
  6. Step 6: Final answer
    x = 335,024.78

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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.