Home / 435,735.60-651,853.80-377,221.20

Finding the Fourth Proportional to 435,735.60, 651,853.80 and 377,221.20

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Solution

The fourth proportional to 435,735.60, 651,853.80 and 377,221.20 is: 564,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,735.60 : 651,853.80 = 377,221.20 : x
  2. Step 2: Convert to fraction form
    435,735.60/651,853.80 = 377,221.20/x
  3. Step 3: Cross multiply
    435,735.60x = 651,853.80 × 377,221.20
  4. Step 4: Simplify right side
    435,735.60x = 245,893,072,660.56
  5. Step 5: Solve for x
    x = 245,893,072,660.56/435,735.60
  6. Step 6: Final answer
    x = 564,317.15

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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.