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Finding the Fourth Proportional to 532,900.53, 735,412.38 and 291,193.29

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Solution

The fourth proportional to 532,900.53, 735,412.38 and 291,193.29 is: 401,852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,900.53 : 735,412.38 = 291,193.29 : x
  2. Step 2: Convert to fraction form
    532,900.53/735,412.38 = 291,193.29/x
  3. Step 3: Cross multiply
    532,900.53x = 735,412.38 × 291,193.29
  4. Step 4: Simplify right side
    532,900.53x = 214,147,150,438.93
  5. Step 5: Solve for x
    x = 214,147,150,438.93/532,900.53
  6. Step 6: Final answer
    x = 401,852.01

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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.