Home / 434,740.60-652,110.90-329,764.60

Finding the Fourth Proportional to 434,740.60, 652,110.90 and 329,764.60

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Solution

The fourth proportional to 434,740.60, 652,110.90 and 329,764.60 is: 494,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,740.60 : 652,110.90 = 329,764.60 : x
  2. Step 2: Convert to fraction form
    434,740.60/652,110.90 = 329,764.60/x
  3. Step 3: Cross multiply
    434,740.60x = 652,110.90 × 329,764.60
  4. Step 4: Simplify right side
    434,740.60x = 215,043,090,094.14
  5. Step 5: Solve for x
    x = 215,043,090,094.14/434,740.60
  6. Step 6: Final answer
    x = 494,646.90

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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.