Home / 983,977.48-1,474,698.97-477,558.42

Finding the Fourth Proportional to 983,977.48, 1,474,698.97 and 477,558.42

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Solution

The fourth proportional to 983,977.48, 1,474,698.97 and 477,558.42 is: 715,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,977.48 : 1,474,698.97 = 477,558.42 : x
  2. Step 2: Convert to fraction form
    983,977.48/1,474,698.97 = 477,558.42/x
  3. Step 3: Cross multiply
    983,977.48x = 1,474,698.97 × 477,558.42
  4. Step 4: Simplify right side
    983,977.48x = 704,254,910,088.83
  5. Step 5: Solve for x
    x = 704,254,910,088.83/983,977.48
  6. Step 6: Final answer
    x = 715,722.59

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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.