Home / 782,329.20-1,173,623.40-333,265.20

Finding the Fourth Proportional to 782,329.20, 1,173,623.40 and 333,265.20

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Solution

The fourth proportional to 782,329.20, 1,173,623.40 and 333,265.20 is: 499,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,329.20 : 1,173,623.40 = 333,265.20 : x
  2. Step 2: Convert to fraction form
    782,329.20/1,173,623.40 = 333,265.20/x
  3. Step 3: Cross multiply
    782,329.20x = 1,173,623.40 × 333,265.20
  4. Step 4: Simplify right side
    782,329.20x = 391,127,837,125.68
  5. Step 5: Solve for x
    x = 391,127,837,125.68/782,329.20
  6. Step 6: Final answer
    x = 499,953.01

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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.