Home / 622,515.11-859,093.92-346,897.83

Finding the Fourth Proportional to 622,515.11, 859,093.92 and 346,897.83

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Solution

The fourth proportional to 622,515.11, 859,093.92 and 346,897.83 is: 478,731.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,515.11 : 859,093.92 = 346,897.83 : x
  2. Step 2: Convert to fraction form
    622,515.11/859,093.92 = 346,897.83/x
  3. Step 3: Cross multiply
    622,515.11x = 859,093.92 × 346,897.83
  4. Step 4: Simplify right side
    622,515.11x = 298,017,816,614.19
  5. Step 5: Solve for x
    x = 298,017,816,614.19/622,515.11
  6. Step 6: Final answer
    x = 478,731.86

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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.