Home / 534,636.45-802,103.31-434,548.80

Finding the Fourth Proportional to 534,636.45, 802,103.31 and 434,548.80

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Solution

The fourth proportional to 534,636.45, 802,103.31 and 434,548.80 is: 651,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,636.45 : 802,103.31 = 434,548.80 : x
  2. Step 2: Convert to fraction form
    534,636.45/802,103.31 = 434,548.80/x
  3. Step 3: Cross multiply
    534,636.45x = 802,103.31 × 434,548.80
  4. Step 4: Simplify right side
    534,636.45x = 348,553,030,836.53
  5. Step 5: Solve for x
    x = 348,553,030,836.53/534,636.45
  6. Step 6: Final answer
    x = 651,944.01

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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.