Home / 434,540.70-651,811.05-293,535.90

Finding the Fourth Proportional to 434,540.70, 651,811.05 and 293,535.90

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Solution

The fourth proportional to 434,540.70, 651,811.05 and 293,535.90 is: 440,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,540.70 : 651,811.05 = 293,535.90 : x
  2. Step 2: Convert to fraction form
    434,540.70/651,811.05 = 293,535.90/x
  3. Step 3: Cross multiply
    434,540.70x = 651,811.05 × 293,535.90
  4. Step 4: Simplify right side
    434,540.70x = 191,329,943,191.70
  5. Step 5: Solve for x
    x = 191,329,943,191.70/434,540.70
  6. Step 6: Final answer
    x = 440,303.85

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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.