Home / 926,604.24-1,390,805.18-447,169.45

Finding the Fourth Proportional to 926,604.24, 1,390,805.18 and 447,169.45

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Solution

The fourth proportional to 926,604.24, 1,390,805.18 and 447,169.45 is: 671,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,604.24 : 1,390,805.18 = 447,169.45 : x
  2. Step 2: Convert to fraction form
    926,604.24/1,390,805.18 = 447,169.45/x
  3. Step 3: Cross multiply
    926,604.24x = 1,390,805.18 × 447,169.45
  4. Step 4: Simplify right side
    926,604.24x = 621,925,585,161.90
  5. Step 5: Solve for x
    x = 621,925,585,161.90/926,604.24
  6. Step 6: Final answer
    x = 671,187.94

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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.