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Finding the Fourth Proportional to 354,535.49, 531,722.23 and 101,814.01

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Solution

The fourth proportional to 354,535.49, 531,722.23 and 101,814.01 is: 152,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,535.49 : 531,722.23 = 101,814.01 : x
  2. Step 2: Convert to fraction form
    354,535.49/531,722.23 = 101,814.01/x
  3. Step 3: Cross multiply
    354,535.49x = 531,722.23 × 101,814.01
  4. Step 4: Simplify right side
    354,535.49x = 54,136,772,442.44
  5. Step 5: Solve for x
    x = 54,136,772,442.44/354,535.49
  6. Step 6: Final answer
    x = 152,697.75

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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.