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Finding the Fourth Proportional to 532,914.30, 735,399.81 and 291,205.08

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Solution

The fourth proportional to 532,914.30, 735,399.81 and 291,205.08 is: 401,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,914.30 : 735,399.81 = 291,205.08 : x
  2. Step 2: Convert to fraction form
    532,914.30/735,399.81 = 291,205.08/x
  3. Step 3: Cross multiply
    532,914.30x = 735,399.81 × 291,205.08
  4. Step 4: Simplify right side
    532,914.30x = 214,152,160,503.04
  5. Step 5: Solve for x
    x = 214,152,160,503.04/532,914.30
  6. Step 6: Final answer
    x = 401,851.03

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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.