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Finding the Fourth Proportional to 434,735.44, 652,290.80 and 235,196.32

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Solution

The fourth proportional to 434,735.44, 652,290.80 and 235,196.32 is: 352,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,735.44 : 652,290.80 = 235,196.32 : x
  2. Step 2: Convert to fraction form
    434,735.44/652,290.80 = 235,196.32/x
  3. Step 3: Cross multiply
    434,735.44x = 652,290.80 × 235,196.32
  4. Step 4: Simplify right side
    434,735.44x = 153,416,395,729.86
  5. Step 5: Solve for x
    x = 153,416,395,729.86/434,735.44
  6. Step 6: Final answer
    x = 352,896.00

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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.