Home / 589,020.39-812,825.82-359,960.76

Finding the Fourth Proportional to 589,020.39, 812,825.82 and 359,960.76

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Solution

The fourth proportional to 589,020.39, 812,825.82 and 359,960.76 is: 496,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,020.39 : 812,825.82 = 359,960.76 : x
  2. Step 2: Convert to fraction form
    589,020.39/812,825.82 = 359,960.76/x
  3. Step 3: Cross multiply
    589,020.39x = 812,825.82 × 359,960.76
  4. Step 4: Simplify right side
    589,020.39x = 292,585,399,914.82
  5. Step 5: Solve for x
    x = 292,585,399,914.82/589,020.39
  6. Step 6: Final answer
    x = 496,732.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.