Home / 434,730.60-652,095.90-329,754.60

Finding the Fourth Proportional to 434,730.60, 652,095.90 and 329,754.60

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Solution

The fourth proportional to 434,730.60, 652,095.90 and 329,754.60 is: 494,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,730.60 : 652,095.90 = 329,754.60 : x
  2. Step 2: Convert to fraction form
    434,730.60/652,095.90 = 329,754.60/x
  3. Step 3: Cross multiply
    434,730.60x = 652,095.90 × 329,754.60
  4. Step 4: Simplify right side
    434,730.60x = 215,031,622,666.14
  5. Step 5: Solve for x
    x = 215,031,622,666.14/434,730.60
  6. Step 6: Final answer
    x = 494,631.90

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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.